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Index of Botanical Specimens

Search for collector:[I. M. Johnston]

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FH: 00388606 Amandinea punctata (Hoffmann) Coppins & Scheidegger USA: California [data not captured] I. M. Johnston 1916

FH: 00388607 Amandinea punctata (Hoffmann) Coppins & Scheidegger USA: California [data not captured] I. M. Johnston 1916

FH: 00388610 Amandinea punctata (Hoffmann) Coppins & Scheidegger USA: California [data not captured] I. M. Johnston 1916

FH: 00418568 Arthonia punctiformis Acharius USA: California [data not captured] I. M. Johnston 1918

FH: 00302422 Biatorella simplex (Davies) Branth & Rostrup USA: California San Antonio Canon, San Antonio Mts., alt. 42... I. M. Johnston 1916-11-19
FH: 00393659 Cyphelium inquinans (Smith) Trevisan USA: California Berkeley: [data not captured] I. M. Johnston 1919-3

FH: 00394191 Dermatocarpon Eschweiler USA: California [data not captured] I. M. Johnston 3160 1918-11-17

FH: 00394221 Dermatocarpon Eschweiler USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00394251 Dermatocarpon Eschweiler USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00394252 Dermatocarpon Eschweiler USA: California [data not captured] I. M. Johnston 1918-11-24

FH: 00394377 Dermatocarpon miniatum (Linnaeus) W. Mann USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00394379 Dermatocarpon miniatum (Linnaeus) W. Mann USA: California [data not captured] I. M. Johnston 1918-11-24

FH: 00394508 Dermatocarpon miniatum complicatum (Lightfoot) Th. Fries USA: California [data not captured] I. M. Johnston 1918-11-24

FH: 00394191 Dermatocarpon sp. USA: California [data not captured] I. M. Johnston 3160 1918-11-17

FH: 00394221 Dermatocarpon sp. USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00394251 Dermatocarpon sp. USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00394252 Dermatocarpon sp. USA: California [data not captured] I. M. Johnston 1918-11-24

FH: 00394750 Dimelaena oreina (Acharius) Norman USA: California [data not captured] I. M. Johnston 3281 1917-1-28

FH: 00394751 Dimelaena oreina (Acharius) Norman USA: California [data not captured] I. M. Johnston 3281 1917-1-28

FH: 00394752 Dimelaena oreina (Acharius) Norman USA: California [data not captured] I. M. Johnston 3250 1916-11-19

FH: 00394753 Dimelaena oreina (Acharius) Norman USA: California [data not captured] I. M. Johnston 1916-11-12

FH: 00394754 Dimelaena oreina (Acharius) Norman USA: California [data not captured] I. M. Johnston 1917-1-28

FH: 00394755 Dimelaena oreina (Acharius) Norman USA: California [data not captured] I. M. Johnston 1916-11-12

FH: 00394771 Dimelaena radiata (Tuckerman) Hale & W. L. Culberson USA: California [data not captured] I. M. Johnston 1916

FH: 00394890 Diploschistes muscorum (Scopoli) R. Santesson USA: California [data not captured] I. M. Johnston 1917

FH: 00394891 Diploschistes muscorum (Scopoli) R. Santesson USA: California [data not captured] I. M. Johnston 1917-1-28

FH: 00394893 Diploschistes muscorum (Scopoli) R. Santesson USA: California [data not captured] I. M. Johnston 1917-2-4

FH: 00394964 Diploschistes scruposus (Schreber) Norman USA: California [data not captured] I. M. Johnston 1916-10-29

FH: 00394965 Diploschistes scruposus (Schreber) Norman USA: California [data not captured] I. M. Johnston 3163 1918-11-17

FH: 00394966 Diploschistes scruposus (Schreber) Norman USA: California [data not captured] I. M. Johnston 1918-11-17

FH: 00394967 Diploschistes scruposus (Schreber) Norman USA: California [data not captured] I. M. Johnston 1917-1-28

FH: 00439485 Evernia prunastri (Linnaeus) Acharius USA: California [data not captured] I. M. Johnston 1916-10-22

FH: 00439486 Evernia prunastri (Linnaeus) Acharius USA: California [data not captured] I. M. Johnston 1916-10-22

FH: 00438667 Lecania brunonis (Tuckerman) Herre USA: California [data not captured] I. M. Johnston 1918

FH: 00438668 Lecania brunonis (Tuckerman) Herre USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00430296 Lecidella sp. USA: California [data not captured] I. M. Johnston 1916

FH: 00430297 Lecidella sp. USA: California [data not captured] I. M. Johnston 1916

FH: 00430473 Lempholemma umbella (Tuckerman) Zahlbruckner USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00430839 Leptogium corniculatum (Hoffmann) Minks USA: California [data not captured] I. M. Johnston 1916

FH: 00430846 Leptogium corniculatum (Hoffmann) Minks USA: California [data not captured] I. M. Johnston 1916-10-22

FH: 00783841 Niebla flaccescens (Nylander) Rundel & Bowler Chile: Antofagasta Dept. Taltal; Aguada Cachinalcito I. M. Johnston 1925-11-29
FH: 00467335 Pannaria sp. USA: California [data not captured] I. M. Johnston 3218 1917-2-3

FH: 00468096 Parmelina coleae Argüello & A. Crespo USA: California [data not captured] I. M. Johnston 1918

FH: 00468105 Parmelina coleae Argüello & A. Crespo USA: California [data not captured] I. M. Johnston 1916-11-26

FH: 00468106 Parmelina coleae Argüello & A. Crespo USA: California [data not captured] I. M. Johnston 1916

FH: 00468108 Parmelina coleae Argüello & A. Crespo USA: California [data not captured] I. M. Johnston 1916-10-22

FH: 00468109 Parmelina coleae Argüello & A. Crespo USA: California [data not captured] I. M. Johnston 1916-10-29

FH: 00467938 Parmotrema perlatum (Hudson) M. Choisy USA: California Berkeley: [data not captured] I. M. Johnston 1919-3

FH: 00469442 Peltigera aphthosa variolosa (A. Massalongo) J. W. Thomson USA: Colorado [data not captured] I. M. Johnston 1919-7

FH: 00470435 Peltigera rufescens (Weiss) Humboldt USA: Colorado [data not captured] I. M. Johnston 1919-7

FH: 00470458 Peltigera rufescens (Weiss) Humboldt USA: California [data not captured] I. M. Johnston 1916-10-29

FH: 00470460 Peltigera rufescens (Weiss) Humboldt USA: California [data not captured] I. M. Johnston 3205 1916-10-29

FH: 00470464 Peltigera rufescens (Weiss) Humboldt USA: California [data not captured] I. M. Johnston 1916-10-22

FH: 00470465 Peltigera rufescens (Weiss) Humboldt USA: California Berkeley: [data not captured] I. M. Johnston 1919-3

FH: 00470698 Peltigera spuria sorediata (Schaerer) Grummann USA: California [data not captured] I. M. Johnston 1916

FH: 00470738 Peltigera venosa (Linnaeus) Hoffmann USA: Colorado [data not captured] I. M. Johnston 1919-7

FH: 00472163 Physcia adscendens (Fries) H. Olivier USA: California [data not captured] I. M. Johnston 1916-10-21

FH: 00472164 Physcia adscendens (Fries) H. Olivier USA: California [data not captured] I. M. Johnston 1916-10-28

FH: 00472169 Physcia adscendens (Fries) H. Olivier USA: California [data not captured] I. M. Johnston 1916-10-28

FH: 00472331 Physcia alba (Fée) Müller Argoviensis USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00473047 Physcia stellaris (Linnaeus) Nylander USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00473195 Physconia americana Esslinger USA: California [data not captured] I. M. Johnston 1916-10-22

FH: 00477611 Rhizocarpon geminatum Körber USA: California [data not captured] I. M. Johnston 1917

FH: 00477742 Rhizocarpon geographicum lecanorinum Körber USA: California [data not captured] I. M. Johnston 1917

FH: 00477743 Rhizocarpon geographicum lecanorinum Körber USA: California [data not captured] I. M. Johnston 1917

FH: 00477979 Rhizoplaca chrysoleuca (Smith) Zopf USA: Colorado [data not captured] I. M. Johnston 1919-8

FH: 00477986 Rhizoplaca chrysoleuca (Smith) Zopf USA: Colorado [data not captured] I. M. Johnston 1919-7

FH: 00478016 Rhizoplaca chrysoleuca (Smith) Zopf USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00477914 Rhizoplaca glaucophana (Nylander) W. A. Weber USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00478061 Rhizoplaca melanophthalma (de Candolle) Leuckert USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00478066 Rhizoplaca melanophthalma (de Candolle) Leuckert USA: California [data not captured] I. M. Johnston 1917-6-30

FH: 00478067 Rhizoplaca melanophthalma (de Candolle) Leuckert USA: California [data not captured] I. M. Johnston 1912-12-22

FH: 00478227 Rinodina bolanderi H. Magnusson USA: California [data not captured] I. M. Johnston 1916-11-26

FH: 00478258 Rinodina dilatata Sheard USA: California [data not captured] I. M. Johnston 1916-10-21

FH: 00478561 Sarcogyne arenosa (Herre) K. Knudsen & S. M. Standley USA: California [data not captured] I. M. Johnston 1917-2-17

FH: 00478581 Sarcogyne clavus (de Candolle) Krempelhuber USA: California [data not captured] I. M. Johnston 1916

FH: 00480868 Teloschistes chrysophthalmus (Linnaeus) Th. Fries USA: California [data not captured] I. M. Johnston 1916

FH: 00480869 Teloschistes chrysophthalmus (Linnaeus) Th. Fries USA: California [data not captured] I. M. Johnston 1916-10-21

FH: 00480870 Teloschistes chrysophthalmus (Linnaeus) Th. Fries USA: California [data not captured] I. M. Johnston 1916-10-19

FH: 00491012 Tephromela atra (Hudson) Hafellner USA: California [data not captured] I. M. Johnston 1918

FH: 00491016 Tephromela atra (Hudson) Hafellner USA: California [data not captured] I. M. Johnston 1918-11-10

FH: 00491439 Thyrea pulvinata (Schaerer) A. Massalongo USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00492633 Umbilicaria erosa (Weber) Hoffmann USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00492638 Umbilicaria hirsuta (Swartz ex Westring) Acharius USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00492708 Umbilicaria hyperborea (Acharius) Hoffmann USA: Colorado [data not captured] I. M. Johnston 1919-8

FH: 00492740 Umbilicaria nylanderiana (Zahlbruckner) H. Magnusson USA: Colorado [data not captured] I. M. Johnston

FH: 00493005 Umbilicaria phaea Tuckerman USA: California [data not captured] I. M. Johnston 1916

FH: 00493006 Umbilicaria phaea Tuckerman USA: California [data not captured] I. M. Johnston 1917-1-28

FH: 00493044 Umbilicaria phaea Tuckerman USA: California [data not captured] I. M. Johnston 1916-10-22

FH: 00493045 Umbilicaria phaea Tuckerman USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00493046 Umbilicaria phaea Tuckerman USA: California [data not captured] I. M. Johnston 1917-1-28

FH: 00455840 Umbilicaria polaris (Scholander) Zahlbruckner : North America (CA, US, MX): [data not captur... I. M. Johnston 1917-7-30

FH: 00492633 Umbilicaria torrefacta (Lightfoot) Schrader USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00493250 Umbilicaria vellea (Linnaeus) Hoffmann USA: Colorado [data not captured] I. M. Johnston 1919-7

FH: 00494436 Verrucaria rupestris Schrader USA: California [data not captured] I. M. Johnston 1918

FH: 00405684 Xanthoparmelia cumberlandia (Gyelnik) Hale USA: California [data not captured] I. M. Johnston 1916

FH: 00468580 Xanthoparmelia stenophylla (Acharius) Ahti & D. Hawksworth USA: California [data not captured] I. M. Johnston 1916-11-17

FH: 00468581 Xanthoparmelia stenophylla (Acharius) Ahti & D. Hawksworth USA: Colorado [data not captured] I. M. Johnston 1919-8

FH: 00468587 Xanthoparmelia stenophylla (Acharius) Ahti & D. Hawksworth USA: Colorado [data not captured] I. M. Johnston 1919-8

FH: 00394082 Xanthoria candelaria (Linnaeus) Th. Fries USA: [data not captured] I. M. Johnston 1916-11-18

FH: 00407619 Xanthoria parietina (Linnaeus) Th. Fries USA: California [data not captured] I. M. Johnston 1916-10-22

FH: 00370631 Xanthoria polycarpa (Hoffmann) Rieber USA: California [data not captured] I. M. Johnston 1916-10-24

FH: 00405629 Xanthoria polycarpa (Hoffmann) Rieber USA: California [data not captured] I. M. Johnston 1916

FH: 00405634 Xanthoria polycarpa (Hoffmann) Rieber USA: California [data not captured] I. M. Johnston 1916

FH: 00405635 Xanthoria polycarpa (Hoffmann) Rieber USA: California [data not captured] I. M. Johnston 1916

FH: 00405638 Xanthoria polycarpa (Hoffmann) Rieber USA: California [data not captured] I. M. Johnston 1916

FH: 00372260 Xanthoria polycarpa (Hoffmann) Rieber USA: California [data not captured] I. M. Johnston 1916

FH: 00372261 Xanthoria polycarpa (Hoffmann) Rieber USA: California [data not captured] I. M. Johnston 1916

FH: 00372263 Xanthoria polycarpa (Hoffmann) Rieber USA: California [data not captured] I. M. Johnston 1916

Acanthaceae
A: 00424481 Beloperone californica Bentham USA: California Near Palm Springs I. M. Johnston 1079 1917-4-4
GH: 00093767 Carlowrightia arizonica A. Gray Mexico: Baja California Norte San Estaban Island, gravelly cañon floor I. M. Johnston 3195 1921-4-20

GH: 00093767 Carlowrightia californica pallida I. M. Johnston Mexico: Baja California Norte San Estaban Island, gravelly cañon floor I. M. Johnston 3195 1921-4-20

A: 00424481 Justicia californica (Bentham) D. N. Gibson USA: California Near Palm Springs I. M. Johnston 1079 1917-4-4
GH: 00094088 Justicia coahuilana T. F. Daniel Mexico: Coahuila 4 miles west of Cuatro Cienegas, mouth of ca... I. M. Johnston 7162 1938-8-24

GH: 00094090 Justicia henricksonii T. F. Daniel Mexico: Coahuila Valley floor east of Puerto del Caballo, sil... I. M. Johnston 8324 1941-8-22

GH: 00094091 Justicia henricksonii T. F. Daniel Mexico: Coahuila Valley floor east of Puerto del Caballo, sil... I. M. Johnston 8324 1941-8-22

Acarosporaceae
FH: 00302422 Acarospora americana H. Magnusson USA: California San Antonio Canon, San Antonio Mts., alt. 42... I. M. Johnston 1916-11-19
FH: 00302593 Acarospora chlorophana (Wahlenberg) A. Massalongo USA: California Hills south of Pamona I. M. Johnston 1917-2-11
FH: 00302594 Acarospora chlorophana (Wahlenberg) A. Massalongo USA: California Pomona I. M. Johnston 1917-2-11
FH: 00302599 Acarospora chlorophana (Wahlenberg) A. Massalongo USA: California So. California, San Antonio Mts., Evey Canon I. M. Johnston 1918-12-1
FH: 00302601 Acarospora chlorophana (Wahlenberg) A. Massalongo USA: California So. California, San Antonio Mts., Telegraph ... I. M. Johnston 1917-12-22
FH: 00302594 Acarospora citrina (Taylor) Zahlbruckner USA: California Pomona I. M. Johnston 1917-2-11
FH: 00302587 Acarospora fuscata (Schrader) Arnold USA: California Upper Sonoran, Sunset Peak, San Antonio Mts. I. M. Johnston 1918-11-17
FH: 00259306 Acarospora schleicheri (Acharius) A. Massalongo USA: California North of San Antonio Canon, 2000. San Antoni... I. M. Johnston 1916-10-22
FH: 00197648 Acarospora socialis H. Magnusson USA: California Hills south of Pomona I. M. Johnston 1918-9-6
FH: 00302593 Acarospora socialis H. Magnusson USA: California Hills south of Pamona I. M. Johnston 1917-2-11
FH: 00302594 Acarospora socialis H. Magnusson USA: California Pomona I. M. Johnston 1917-2-11
FH: 00388112 Acarospora socialis H. Magnusson USA: California Hills south Ponoma I. M. Johnston 1917-2-11

FH: 00388115 Acarospora socialis H. Magnusson USA: California Hills south of Ponoma I. M. Johnston 1917-2-11

FH: 00197648 Acarospora sp. USA: California Hills south of Pomona I. M. Johnston 1918-9-6
FH: 00302422 Acarospora sp. USA: California San Antonio Canon, San Antonio Mts., alt. 42... I. M. Johnston 1916-11-19
FH: 00302440 Acarospora sp. USA: California near Upland I. M. Johnston 1917-3-11
FH: 00302587 Acarospora sp. USA: California Upper Sonoran, Sunset Peak, San Antonio Mts. I. M. Johnston 1918-11-17
FH: 00388070 Acarospora squamulosa (Schrader) Th. Fries USA: California Hills south of Pomona I. M. Johnston

FH: 00302440 Acarospora thelococcoides (Nylander) Zahlbruckner USA: California near Upland I. M. Johnston 1917-3-11
FH: 00388092 Acarospora thelococcoides (Nylander) Zahlbruckner USA: California [no additional data] I. M. Johnston

FH: 00302422 Acarospora veronensis A. Massalongo USA: California San Antonio Canon, San Antonio Mts., alt. 42... I. M. Johnston 1916-11-19
FH: 00302586 Acarospora veronensis A. Massalongo USA: California Upland I. M. Johnston 1916-11-4
FH: 00302599 Pleopsidium flavum (Bellardi) Körber USA: California So. California, San Antonio Mts., Evey Canon I. M. Johnston 1918-12-1
FH: 00302601 Pleopsidium flavum (Bellardi) Körber USA: California So. California, San Antonio Mts., Telegraph ... I. M. Johnston 1917-12-22
FH: 00474114 Pleopsidium flavum (Bellardi) Körber USA: California [data not captured] I. M. Johnston 1918

Adiantaceae
GH: 02231519 Astrolepis cochisensis (Goodding) D. M. Benham & M. D. Windham Mexico: Coahuila Sierra de la Madera: vicinity of "La Cueva" ... I. M. Johnston 9096 1941-9-11

GH: 02231543 Astrolepis cochisensis (Goodding) D. M. Benham & M. D. Windham Mexico: Coahuila 6 miles north of Hipolito I. M. Johnston 7235 1938-8-27

GH: 02231546 Astrolepis cochisensis (Goodding) D. M. Benham & M. D. Windham Mexico: Chihuahua 6 miles west of Piloncillo I. M. Johnston 7880a 1938-9-23

GH: 02231547 Astrolepis cochisensis (Goodding) D. M. Benham & M. D. Windham Mexico: Durango 23 miles N of Zaragoza I. M. Johnston 7792 1938-9-20

GH: 02231548 Astrolepis cochisensis (Goodding) D. M. Benham & M. D. Windham Mexico: Chihuahua 19 miles east of Jimenez I. M. Johnston 7853 1938-9-23

GH: 00351589 Myriopteris windhamii Grusz Mexico: Coahuila I. M. Johnston 904 1940-9-2
GH: 00311067 Myriopteris windhamii Grusz Mexico: Chihuahua I. M. Johnston 7978 1938-9-26
Agaricaceae
FH: 00590033 Laccaria trullisata (Ellis) Peck USA: Massachusetts Wellfleet: [no additional data] I. M. Johnston s.n. 1937-10
FH: 00374174 Montagnites candollei Fries Mexico: Coahuila Silty flat in desert near road, 12 miles nor... I. M. Johnston 8005a 1938-8-29

Agavaceae
GH: 00030243 Agave chrysoglossa I. M. Johnston Mexico: San Pedro Nolasco Island, Gulf of California I. M. Johnston 3123 1921-4-17

GH: 00075434 Agave owenii I. M. Johnston Mexico: Sonora Guaymas I. M. Johnston 3085 1921-4-14
GH: 00030250 Agave owenii I. M. Johnston Mexico: Sonora Guaymas I. M. Johnston 3085 1921-4-14

GH: 00071014 Dasylirion heteracanthum I. M. Johnston Mexico: Coahuila Western base of Picacho de Fuste, northeaste... I. M. Johnston 8428 1941

GH: 00071013 Dasylirion heteracanthum I. M. Johnston Mexico: Coahuila Western base of Picacho del Fuste, northeast... I. M. Johnston 8428 1941

GH: 00071013 Dasylirion leiophyllum heteracanthum (I. M. Johnston) Bogler Mexico: Coahuila Western base of Picacho del Fuste, northeast... I. M. Johnston 8428 1941

Aizoaceae
GH: 01785988 Mollugo verticillata Linnaeus USA: California [data not captured] I. M. Johnston 1924-7-10

Albatrellaceae
FH: 00488044 Cremeogaster levisporus Mattirolo USA: Texas San Antonio: [data not captured] I. M. Johnston s.n.

FH: 00488045 Cremeogaster levisporus Mattirolo USA: Texas San Antonio: [data not captured] I. M. Johnston s.n.

Alliaceae
GH: 00029983 Milla bryanii I. M. Johnston Mexico: Coahuila Cañon del Cuervo Chico, a large canyon cut ... I. M. Johnston 8529 1941-8-27

Amaranthaceae
GH: 01111148 Alternanthera peruviana Moquin-Tandon Peru: Piura Talara I. M. Johnston 3508 1925-10-11

GH: 01929223 Amaranthus palmeri S. Watson USA: California Upland I. M. Johnston 1928-9-1

GH: 00037034 Amaranthus warnockii I. M. Johnston Mexico: Coahuila 1 mile southeast of Ocampo, low place near m... I. M. Johnston 8886 1941-9-8

GH: 00037152 Tidestromia gemmata I. M. Johnston Mexico: Coahuila Just south of Matrimonio Viejo, restricted t... I. M. Johnston 9363 1941-9-22

GH: 00037154 Tidestromia rhizomatosa I. M. Johnston Mexico: Coahuila Near El Anteojo, ca. 3 miles west of Cuatro ... I. M. Johnston 8873 1941-9-5

GH: 00037156 Tidestromia tenella I. M. Johnston Mexico: Coahuila 8 miles south of Laguna del Rey, silty deser... I. M. Johnston 7822 1938-9-21

Amblystegiaceae
FH: 00514102 Campylium chrysophyllum (Bridel) Lange Mexico: Coahuila [data not captured] I. M. Johnston 1941-9

FH: 00514103 Campylium chrysophyllum (Bridel) Lange Mexico: Coahuila [data not captured] I. M. Johnston 1941-9

FH: 00213153 Cratoneuron filicinum (Hedwig) Spruce Chile: Atacama Dept. Copiapo, Quebrada del Mono, at forks b... I. M. Johnston 20 1925-11-3
FH: 00213140 Cratoneuron filicinum (Hedwig) Spruce Chile: Atacama Dept. Copiapo, Quebrada del Mono, at forks b... I. M. Johnston 20 1925-11-3
FH: 00781190 Cratoneuron filicinum (Hedwig) Spruce Chile: Atacama Aguada Pelada, vicinity of Potrerillos I. M. Johnston 19 1925-10-24
FH: 00781190 Hygroamblystegium austrofluviatile (Müller Halle) Brotherus Chile: Atacama Aguada Pelada, vicinity of Potrerillos I. M. Johnston 19 1925-10-24
FH: 00213153 Hygroamblystegium crassicostatum E. B. Bartram Chile: Atacama Dept. Copiapo, Quebrada del Mono, at forks b... I. M. Johnston 20 1925-11-3
FH: 00213140 Hygroamblystegium crassicostatum E. B. Bartram Chile: Atacama Dept. Copiapo, Quebrada del Mono, at forks b... I. M. Johnston 20 1925-11-3
FH: 00213140 Hygroamblystegium noterophilum (Sullivant & Lesquereux) Warnstorf Chile: Atacama Dept. Copiapo, Quebrada del Mono, at forks b... I. M. Johnston 20 1925-11-3
Anacardiaceae
A: 00347097 Rhus ovata S. Watson USA: California Palm Canyon I. M. Johnston 1114 1917-4-4

GH: 02290255 Schinus dependens Ortega Chile: Aconcagua Rio Blanco in valley east of Los Andes, Prov... I. M. Johnston 6275 1926-2-21
GH: 02290255 Schinus polygama (Cav.) Cabrera Chile: Aconcagua Rio Blanco in valley east of Los Andes, Prov... I. M. Johnston 6275 1926-2-21
GH: 02290255 Schinus polygama chilensis F. A. Barkley Chile: Aconcagua Rio Blanco in valley east of Los Andes, Prov... I. M. Johnston 6275 1926-2-21
GH: 00049237 Spondias purpurea Linnaeus Panama: Panama Max Point, San Jose Island, Perlas archipela... I. M. Johnston 573 1945-3-29

GH: 00049237 Spondias purpurea munita I. M. Johnston Panama: Panama Max Point, San Jose Island, Perlas archipela... I. M. Johnston 573 1945-3-29

Annonaceae
A: 00072231 Cremastosperma panamense Maas Panama: Maru Towers, northwestern part of Canal Zone... I. M. Johnston 1812 1956-4-7
Apiaceae
GH: 00075426 Bowlesia paposana I. M. Johnston Chile: Antofagasta Vicinity of Paposa, Cerro Yumbes, ridge east... I. M. Johnston 5550 1925-12-8

GH: 00076217 Domeykoa perennis I. M. Johnston Chile: Antofagasta Region about Aguada Cachina (waterhole in Qu... I. M. Johnston 5689 1925-12-15

GH: 00076216 Domeykoa perennis I. M. Johnston Chile: Antofagasta Region about Aguada Cachina (waterhole in Qu... I. M. Johnston 5689 1925-12-15

Apocynaceae
GH: 02180785 Amsonia longiflora Torrey Mexico: Coahuila north slope of Sierra Planchada along road n... I. M. Johnston 9397 1941-9-25

GH: 02180785 Amsonia longiflora longiflora Mexico: Coahuila north slope of Sierra Planchada along road n... I. M. Johnston 9397 1941-9-25

A: 02178414 Aspidosperma cruentum Woodson Panama: Canal Zone; Fort Gulick, woods in front of P... I. M. Johnston 1747 1956-3-31

GH: 02115630 Forsteronia acouci (Aublet) de Candolle Panama: North Loop Road (False Air Strip); San Jose ... I. M. Johnston 650 1945-4-5

GH: 02115623 Forsteronia acouci (Aublet) de Candolle Panama: M-area Road, San Jose Island, Perlas archipe... I. M. Johnston 581 1945-3-29

GH: 02115617 Forsteronia acouci (Aublet) de Candolle Panama: near Orange Tree Beach; San Jose Island, Per... I. M. Johnston 1185 1946-1-19

A: 02378392 Lacmellea panamensis (Woodson) Monachino Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1780 1956-4-3

A: 02378907 Malouetia sp. Panama: Panama Headwaters of Rio Arenal (J. W. T. C. pump);... I. M. Johnston 1752 1956-3-31

GH: 02379146 Mandevilla karwinskii (Müller Argoviensis) Hemsley Mexico: Coahuila western Coahuila; Sierra de la Madera: vicin... I. M. Johnston 9121 1941-9-11

GH: 02379143 Mandevilla karwinskii (Müller Argoviensis) Hemsley Mexico: Coahuila western Coahuila; Southwestern end of the Si... I. M. Johnston 8781 1941-9-2

GH: 02379133 Mandevilla karwinskii (Müller Argoviensis) Hemsley Mexico: Coahuila western Coahuila; Western base of Picacho de... I. M. Johnston 8369 1941-8-23

GH: 02379132 Mandevilla karwinskii (Müller Argoviensis) Hemsley Mexico: Coahuila western Coahuila; Western base of Picacho de... I. M. Johnston 8453 1941-8-23

GH: 02379241 Mandevilla subsagittata (Ruiz & Pavon) Woodson Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 346 1944-11-1

GH: 02379206 Mandevilla subsagittata (Ruiz & Pavon) Woodson Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 52 1944-10-7

A: 02381262 Odontadenia puncticulosa (Richard) Pulle Panama: helicopter landing east of Pina Base Camp; N... I. M. Johnston 1800 1956-4-5

GH: 02382294 Peltastes isthmicus Woodson Panama: Navy Cove Road; San Jose Island, Perlas arch... I. M. Johnston 1079 1946-1-9

GH: 02382293 Peltastes isthmicus Woodson Panama: Between Red Hill and AirStrip; San Jose Isla... I. M. Johnston 968 1945-12-29

GH: 02382288 Peltastes isthmicus Woodson Panama: east of South Road; San Jose Island, Perlas ... I. M. Johnston 281 1944-10-24

GH: 02382495 Plumeria rubra Linnaeus Panama: East Bay; San Jose Islnd, Perlas archipelago... I. M. Johnston 196 1944-10-16

GH: 02009363 Rhabdadenia biflora (Jacquin) Müller Arg. Panama: Between South Road and Playa Grande, San Jos... I. M. Johnston 725 1945-4-16

GH: 02009574 Skytanthus acutus Meyen Chile: Atacama just below town; Vicinity of Copiapó I. M. Johnston 5033 1925-11-20

GH: 02009573 Skytanthus acutus Meyen Chile: Atacama at Puenta Negra, ca. 20 km. east of Chañara... I. M. Johnston 4824 1925-10-30

GH: 02009711 Stemmadenia grandiflora (Jacquin) Miers Panama: Hill east of Camp; San Jose Island, Perlas a... I. M. Johnston 437 1944-11-9

GH: 02009710 Stemmadenia grandiflora (Jacquin) Miers Panama: Forest between Red Hill and East Bay; San Jo... I. M. Johnston 152 1944-10-15

Araceae
GH: 02286769 Monstera adansonii Schott Panama: [data not captured] I. M. Johnston 916 1945-12-27

GH: 01627435 Monstera adansonii laniata (Schott) Madison Panama: Forest south of Bald Hill (Area 11D), San Jo... I. M. Johnston 806 1945-4-27

GH: 01627436 Monstera adansonii laniata (Schott) Madison Panama: Forest south of Bald Hill (Area 11D), San Jo... I. M. Johnston 806 1945-4-27

GH: 01627437 Monstera adansonii laniata (Schott) Madison Panama: near Camp, San Jose Island, Perlas archipela... I. M. Johnston 11 1944-10-5

GH: 01627556 Montrichardia arborescens (Linnaeus) Schott Panama: back of Main Beach, San Jose Island, Perlas ... I. M. Johnston 662 1942-4-7

GH: 01627558 Montrichardia arborescens (Linnaeus) Schott Panama: back of Main Beach, San Jose Island, Perlas ... I. M. Johnston 662 1942-4-7

GH: 00061729 Philodendron erlansonii I. M. Johnston Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 967 1946-12-29

GH: 00061728 Philodendron erlansonii I. M. Johnston Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 967 1946-12-29

GH: 00061727 Philodendron erlansonii I. M. Johnston Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 967 1946-12-29

GH: 00061724 Philodendron harlowii I. M. Johnston Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1030 1946-1-4

GH: 00061723 Philodendron harlowii I. M. Johnston Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1030 1946-1-4

GH: 00061725 Philodendron harlowii I. M. Johnston Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1030 1946-1-4

GH: 00061724 Philodendron hederaceum (Jacquin) Schott Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1030 1946-1-4

GH: 00061723 Philodendron hederaceum (Jacquin) Schott Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1030 1946-1-4

GH: 00061725 Philodendron hederaceum (Jacquin) Schott Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1030 1946-1-4

GH: 01627899 Philodendron hederaceum (Jacquin) Schott Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 919 1945-12-27

GH: 01627901 Philodendron hederaceum (Jacquin) Schott Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 921 1945-12-27

GH: 01627902 Philodendron hederaceum (Jacquin) Schott Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 921 1945-12-27

GH: 01627903 Philodendron hederaceum (Jacquin) Schott Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 718 1945-4-16

GH: 01627908 Philodendron hederaceum (Jacquin) Schott Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 921 1945-12-27

GH: 01627912 Philodendron inaequilaterum Liebmann Panama: North Loop Road, San Jose Island, Perlas arc... I. M. Johnston 644 1945-4-4

GH: 01627916 Philodendron inaequilaterum Liebmann Panama: North Loop Road (Faloe Air Strip), San Jose ... I. M. Johnston 644 1945-4-4

GH: 01627925 Philodendron inaequilaterum Liebmann Panama: Camp Valley, back of Motor Pool, San Jose Is... I. M. Johnston 972 1945-12-29

GH: 01627926 Philodendron inaequilaterum Liebmann Panama: south of Bald Hill, San Jose Island, Perlas ... I. M. Johnston 807 1945-4-27

GH: 01627927 Philodendron inaequilaterum Liebmann Panama: south of Bald Hill, San Jose Island, Perlas ... I. M. Johnston 807 1945-4-27

GH: 01627928 Philodendron inaequilaterum Liebmann Panama: south of Bald Hill, San Jose Island, Perlas ... I. M. Johnston 807 1945-4-27

GH: 01627930 Philodendron inaequilaterum Liebmann Panama: Air strip, East peninsula, San Jose Island, ... I. M. Johnston 541 1945-3-24

GH: 00061729 Philodendron jacquinii Schott Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 967 1946-12-29

GH: 00061728 Philodendron jacquinii Schott Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 967 1946-12-29

GH: 00061727 Philodendron jacquinii Schott Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 967 1946-12-29

GH: 01627931 Philodendron jacquinii Schott Panama: Road to Englishman Beach, San Jose Island, P... I. M. Johnston 960 1945-12-28

GH: 01627932 Philodendron jacquinii Schott Panama: Road to Englishman Beach, San Jose Island, P... I. M. Johnston 960 1945-12-28

GH: 01627934 Philodendron jacquinii Schott Panama: Max Point, San Jose Island, Perlas archipela... I. M. Johnston 974 1945-12-31

GH: 01627935 Philodendron jacquinii Schott Panama: Max Point, San Jose Island, Perlas archipela... I. M. Johnston 974 1945-12-31

GH: 01627937 Philodendron jacquinii Schott Panama: near Camp, San Jose Island, Perlas archipela... I. M. Johnston 12 1944-10-5

GH: 01627938 Philodendron jacquinii Schott Panama: Loop near Little Butch, San Jose Island, Per... I. M. Johnston 918 1945-12-27

A: 01630751 Spathiphyllum friedrichsthalii Schott Panama: Mojinga Swamp, Northwestern part of Canal Zo... I. M. Johnston 1651 1955-11-11

GH: 01630786 Spathiphyllum phryniifolium Schott Panama: Camp Valley, San Jose Island, Perlas archipe... I. M. Johnston 265 1944-10-22

GH: 01630787 Spathiphyllum phryniifolium Schott Panama: Camp Valley, San Jose Island, Perlas archipe... I. M. Johnston 265 1944-10-22

GH: 01630788 Spathiphyllum phryniifolium Schott Panama: North of Navy Station, San Jose Island, Perl... I. M. Johnston 1264 1949-1-26

GH: 01630789 Spathiphyllum phryniifolium Schott Panama: North of Navy Station, San Jose Island, Perl... I. M. Johnston 1264 1949-1-26

GH: 01630790 Spathiphyllum phryniifolium Schott Panama: North of Navy Station, San Jose Island, Perl... I. M. Johnston 1264 1949-1-26

GH: 01630792 Spathiphyllum phryniifolium Schott Panama: Center of Area 11D (trail from Loop), San Jo... I. M. Johnston 1164 1946-1-16

GH: 01874427 Xanthosoma pilosum K. Koch & Augustin Panama: Northwest slope of Red Hill. San Jose Island... I. M. Johnston 104 1944-10-10

GH: 01874428 Xanthosoma pilosum K. Koch & Augustin Panama: Northwest slope of Red Hill. San Jose Island... I. M. Johnston 104 1944-10-10

Asclepiadaceae
GH: 00026923 Asclepias leptopus I. M. Johnston Mexico: Sonora San Carlos Bay I. M. Johnston 4377 1921-7-8

GH: 00076461 Marsdenia margaritaria R. C. Foster Panama: San Jose Island, point west of Main Beach, s... I. M. Johnston 1190 1946-1-20

GH: 00435351 Matelea chihuahuensis (A. Gray) Woodson Mexico: Chihuahua 7 1/2 miles south of Piramide. Along road fr... I. M. Johnston 8104 1941-8-10
Asteraceae
GH: 00000820 Ambrosia johnstoniorum Henrickson Mexico: Coahuila Calcareous southeastern foothills of the Sie... I. M. Johnston 9400 1941-9-26

GH: 00487983 Ambrosia johnstoniorum Henrickson Mexico: Coahuila Road from Ocampo west over the mountains to ... I. M. Johnston 9282 1941-9-20
GH: 01237094 Artemisia albula Wooton Mexico: Coahuila Sierra de la Madera: vicinity of "La Cueva" ... I. M. Johnston 9100 1941-9-11

GH: 01003773 Artemisia biennis Willdenow USA: California North end of Baldwin Lake, San Bernardino Mt... I. M. Johnston 1924-9-1

GH: 01237076 Artemisia carruthii Alph. Wood ex J. H. Carruth Mexico: Chihuahua Road from Jimenez to Camargo, via El Arroyo ... I. M. Johnston 7869 1938-9-24

GH: 00988435 Artemisia ludoviciana Nuttall USA: California San Antonio Mountains; Pine Mts. Ridge I. M. Johnston 1651 1917-8-22

GH: 01237176 Artemisia neomexicana Greene Mexico: Zacatecas Road from Sierra Hermosa southwest to Zacate... I. M. Johnston 7416 1938-9-4

GH: 01234381 Artemisia scopulorum A. Gray USA: Colorado Pikes Peak; below Windy Point I. M. Johnston 1920-8-3

GH: 00386739 Aster greatae Parish USA: California Coldwater Fork of Cow Cañon I. M. Johnston 1725 1917-9-16
A: 02214122 Baccharis douglasii de Candolle USA: California Red Hill, near Upland I. M. Johnston 1813 1917-1-6

A: 00386958 Baccharis emoryi A. Gray USA: California Chino Creek, so. of Ontario I. M. Johnston 1811 1917-12-1

A: 00386878 Baccharis salicifolia (Ruiz & Pavon) Persoon USA: California Wilmington I. M. Johnston 1917-4-11

A: 00386885 Baccharis salicifolia (Ruiz & Pavon) Persoon USA: California Palm Canyon I. M. Johnston 1117 1917-4-4

A: 00386958 Baccharis salicina Torrey & A. Gray USA: California Chino Creek, so. of Ontario I. M. Johnston 1811 1917-12-1

GH: 00004011 Baccharis taltalensis I. M. Johnston Chile: Antofagasta Dept. Taltal, vicinity of Aguada de Miguel D... I. M. Johnston 5329 1925-12-2

A: 00386878 Baccharis viminea de Candolle USA: California Wilmington I. M. Johnston 1917-4-11

A: 00386885 Baccharis viminea de Candolle USA: California Palm Canyon I. M. Johnston 1117 1917-4-4

GH: 00011414 Bajacalia crassifolia (S. Watson) Loockerman, B. L. Turner & R. K. Jansen Mexico: Puerto Refugio; Angel de la Guardia Island, ... I. M. Johnston 3373 1921-5-1

NEBC: 00018704 Bidens multiceps Fassett USA: Massachusetts Dighton: Tidal shores, Three-Mile River I. M. Johnston 906 1923-10-21

GH: 00386543 Brickellia desertorum Coville USA: California Dead Man Point, Mohave Desert I. M. Johnston 1924-8-31

GH: 00386572 Brickellia microphylla (Nuttall) A. Gray USA: California Upper San Antonio Cañon I. M. Johnston 1643 1917-8-21

GH: 00004453 Brickellia robinsoniana S. F. Blake Mexico: Zacatecas Road from Cardona southwest to Sierra Hermos... I. M. Johnston 7395 1938-9-4

GH: 00257807 Chaetanthera albiflora Philippi Chile: Prov. Antofagasta. Dept. Taltal, just back o... I. M. Johnston 5637 1925-12-11

GH: 00257807 Chaetanthera linearis taltalensis I. M. Johnston Chile: Prov. Antofagasta. Dept. Taltal, just back o... I. M. Johnston 5637 1925-12-11

GH: 00004743 Chaetopappa de Candolle Mexico: Coahuila Road from Monclova westward to beyond Cuatro... I. M. Johnston 7151 1938-8-24

GH: 00004743 Chaetopappa pulchella Shinners Mexico: Coahuila Road from Monclova westward to beyond Cuatro... I. M. Johnston 7151 1938-8-24

GH: 00417232 Chrysothamnus nauseosus ceruminosus (Durand & Hilgard) Hall & Clements USA: California Mouth of Sheep Creek, north edge of S. Gabri... I. M. Johnston 6985 1938-10-7

GH: 00417282 Chrysothamnus nauseosus consimilis (Greene) Hall & Clements USA: California along Johnston Grade out of Cactus Flats, Sa... I. M. Johnston 1924-9-1

GH: 00417439 Chrysothamnus parryi asper (Greene) Hall & Clements USA: California San Bernardino Mts., between Arrastre Flats ... I. M. Johnston 1924-9-1

GH: 00387045 Chrysothamnus viscidiflorus (Hooker) Nuttall USA: California Cactus Flats, San Bernardino Mts. I. M. Johnston 1924-9-1

GH: 00518492 Chrysothamnus viscidiflorus (Hooker) Nuttall USA: California Head of Johnsons Grade, near Doble, San Bern... I. M. Johnston 1924-9-1

GH: 00518492 Chrysothamnus viscidiflorus stenophyllus (A. Gray) H. M. Hall & Clements USA: California Head of Johnsons Grade, near Doble, San Bern... I. M. Johnston 1924-9-1

GH: 00387124 Corethrogyne filaginifolia (Hooker & Arnott) Nuttall USA: California Fish Camp, San Bernardino Mts. I. M. Johnston 1924-9-2

GH: 02203555 Dieteria canescens (Pursh) Nuttall USA: California [data not captured] I. M. Johnston 1647 1917-8-22

GH: 00006571 Encelia canescens lanuginosa I. M. Johnston Chile: Antofagasta Dept. Taltal: El Rincon, just north of Papos... I. M. Johnston 5529 1925-12-7

A: 00414458 Encelia farinosa A. Gray ex Torrey USA: California Near Palm Springs I. M. Johnston 1112 1917-4-4
GH: 00006571 Encelia tomentosa Walpers Chile: Antofagasta Dept. Taltal: El Rincon, just north of Papos... I. M. Johnston 5529 1925-12-7

GH: 00417455 Ericameria arborescens Greene USA: California Evey-Palmer Canyon Firebreak, San Gabriel Mt... I. M. Johnston 1924-8-13

GH: 00417232 Ericameria nauseosa ceruminosa (Durand & Hilgard) G. L. Nesom & G. I. Baird USA: California Mouth of Sheep Creek, north edge of S. Gabri... I. M. Johnston 6985 1938-10-7

GH: 00417282 Ericameria nauseosa oreophila (A. Nelson) G. L. Nesom & G. I. Baird USA: California along Johnston Grade out of Cactus Flats, Sa... I. M. Johnston 1924-9-1

GH: 00417455 Ericameria parishii (Greene) Hall USA: California Evey-Palmer Canyon Firebreak, San Gabriel Mt... I. M. Johnston 1924-8-13

GH: 00417439 Ericameria parryi aspera (Greene) G. L. Nesom & G. I. Baird USA: California San Bernardino Mts., between Arrastre Flats ... I. M. Johnston 1924-9-1

GH: 01117850 Erigeron sp. Linnaeus Chile: Antofagasta Prov. Antofagasta, Dept. Taltal; El Rincon, ... I. M. Johnston 5532 1925-12-7

GH: 01117852 Erigeron sp. Linnaeus Chile: Antofagasta Prov. Antofagasta, Dept. Taltal; Aguada del ... I. M. Johnston 5443 1925-12-4

GH: 01117851 Erigeron sp. Linnaeus Chile: Antofagasta Prov. Antofagasta, Dept. Taltal; Vicinity of... I. M. Johnston 5286 1925-11-30

GH: 01117853 Erigeron sp. Linnaeus Chile: Antofagasta Prov. Antofagasta, Dept. Taltal; Vicinity of... I. M. Johnston 5330 1925-12-1

GH: 00008157 Flourensia de Candolle Mexico: Coahuila Road from Ocampo west over the mountains to ... I. M. Johnston 9289 1941-9-20

GH: 00008157 Flourensia solitaria S. F. Blake Mexico: Coahuila Road from Ocampo west over the mountains to ... I. M. Johnston 9289 1941-9-20

GH: 01117855 Gamochaeta berteroana (de Candolle) Cabrera Chile: Antofagasta Prov. Antofagasta, Dept. Tocopilla; Tocopill... I. M. Johnston 3588 1925-10-18

GH: 01117855 Gnaphalium berterianum de Candolle Chile: Antofagasta Prov. Antofagasta, Dept. Tocopilla; Tocopill... I. M. Johnston 3588 1925-10-18

GH: 01117855 Gnaphalium sphacelatum chilense de Candolle Chile: Antofagasta Prov. Antofagasta, Dept. Tocopilla; Tocopill... I. M. Johnston 3588 1925-10-18

GH: 00571071 Gutierrezia neaeana (de Candolle) S. F. Blake Chile: Atacama Dept. Vallenar: Quebrada Alfalfa (Q. de los ... I. M. Johnston 6000 1926-1-7

GH: 00417828 Gutierrezia sarothrae (Pursh) Britton & Rusby USA: California Head of Johnson's Grade, above Doble I. M. Johnston 1924-9-1

GH: 00008716 Haplopappus Cassini Mexico: Coahuila Road from Piedras Negras to Monclova, one mi... I. M. Johnston 7066 1938-8-22

GH: 00008711 Haplopappus arenarius incisifolius I. M. Johnston Mexico: Baja California Norte South San Lorenzo Island I. M. Johnston 3529 1921-5-9

GH: 00008716 Haplopappus johnstonii S. F. Blake Mexico: Coahuila Road from Piedras Negras to Monclova, one mi... I. M. Johnston 7066 1938-8-22

GH: 00008736 Haplopappus rosulatus H. M. Hall Chile: Vicinity of Aguada Grande ["Cachinal de la C... I. M. Johnston 5815 1925-12-16

GH: 00414527 Helianthus nuttallii parishii (A. Gray) Heiser USA: California 2 mi. S. of San Bernardino I. M. Johnston 1924-9-2
GH: 00414527 Helianthus parishii A. Gray USA: California 2 mi. S. of San Bernardino I. M. Johnston 1924-9-2
GH: 01831110 Helminthotheca echioides (Linnaeus) Holub USA: California [data not captured] I. M. Johnston 1321 1917-6-10

GH: 01831307 Hieracium argutum Nuttall USA: California [data not captured] I. M. Johnston 1365 1917-7-15

GH: 00009232 Hofmeisteria fasciculata dissecta I. M. Johnston Mexico: Las Animas Bay, Baja California I. M. Johnston 3493 1921-5-8
GH: 00009235 Hofmeisteria filifolia I. M. Johnston Mexico: Angel de la Guardia Island, Gulf of Californ... I. M. Johnston 3418 1921-5-3

GH: 00009239 Hofmeisteria laphamioides pauciseta S. F. Blake Mexico: San Pedro Nolasco Island, Gulf of California... I. M. Johnston 3134 1921-4-17

GH: 00009239 Hofmeisteria pluriseta A. Gray Mexico: San Pedro Nolasco Island, Gulf of California... I. M. Johnston 3134 1921-4-17

GH: 00417997 Isocoma acradenia eremophila (Greene) G. L. Nesom USA: California Box S Spring, Mohave Desert I. M. Johnston 1924-8-31

GH: 00427604 Lepidospartum squamatum (A. Gray) A. Gray USA: California Box "S" Spring, Mohave Desert I. M. Johnston 1924-9-1
GH: 00008716 Machaeranthera johnstonii (Blake) Turner Mexico: Coahuila Road from Piedras Negras to Monclova, one mi... I. M. Johnston 7066 1938-8-22

GH: 00008711 Machaeranthera pinnitifida (Hooker) Shinners Mexico: Baja California Norte South San Lorenzo Island I. M. Johnston 3529 1921-5-9

GH: 00010781 Ophryosporus johnstonii B. L. Robinson Chile: Antofagasta Aguada del Panul I. M. Johnston 5424 1925-12-4

GH: 00268039 Ophryosporus johnstonii B. L. Robinson Chile: Antofagasta Vicinity of Aguada de Cardon I. M. Johnston 5297 1925-11-30
GH: 00268040 Ophryosporus johnstonii B. L. Robinson Chile: Antofagasta Vicinity of Aguada de Miguel Diaz I. M. Johnston 5310 1925-12-1
GH: 00268041 Ophryosporus johnstonii B. L. Robinson Chile: Antofagasta Vicinity of Aguada de Cardon I. M. Johnston 5259 1925-11-30
GH: 00010845 Pachylaena rosea I. M. Johnston Chile: Atacama Rio de la Laguna Grande, east of Vallenar, l... I. M. Johnston 5897 1926-1-5

GH: 00427657 Packera bernardina (Greene) W. A. Weber & A. Löve USA: California 2 miles W. of Fawnskin, San Bdno. Mts I. M. Johnston 1924-7-6
GH: 00427639 Packera ionophylla (Greene) W. A. Weber & A. Löve USA: California Middle Fork of Bear Creek, San Antonio Mts. I. M. Johnston 5299 1925-7-8
GH: 00427640 Packera ionophylla (Greene) W. A. Weber & A. Löve USA: California Coldwater Fork, Lytle Creek, San Antonio Mou... I. M. Johnston 2076 1918-7-5
GH: 00427644 Packera ionophylla (Greene) W. A. Weber & A. Löve USA: California Cascade Cañon (Fork of San Antonio Cañon),... I. M. Johnston 2043 1918-6-23
GH: 00010960 Pectis incisifolia I. M. Johnston Mexico: Coahuila South of Laguna del Rey, road from Mohovano ... I. M. Johnston 7824 1938-9-21

GH: 00011107 Perityle Bentham Mexico: Coahuila 2 km. southeast of Puertecito, western end o... I. M. Johnston 9311 1941-9-21

GH: 00011107 Perityle coahuilensis A. M. Powell Mexico: Coahuila 2 km. southeast of Puertecito, western end o... I. M. Johnston 9311 1941-9-21

A: 00427684 Peucephyllum schottii A. Gray USA: California Palm Canyon I. M. Johnston 1082 1917-4-4
GH: 00011366 Polyachyrus annuus I. M. Johnston Chile: Antofagasta 6 km. north of port and about opposite Calet... I. M. Johnston 3583 1925-10-18

GH: 00011367 Polyachyrus cinereus Ricardi & Weldt Chile: Antofagasta Region about Aguada Cachina, ca. km. inland ... I. M. Johnston 5726 1925-12-14

GH: 00011366 Polyachyrus fuscus Walpers Chile: Antofagasta 6 km. north of port and about opposite Calet... I. M. Johnston 3583 1925-10-18

GH: 00011367 Polyachyrus fuscus Walpers Chile: Antofagasta Region about Aguada Cachina, ca. km. inland ... I. M. Johnston 5726 1925-12-14

GH: 00011369 Polyachyrus mollendoensis I. M. Johnston Peru: Arequipa Mollendo I. M. Johnston 3539 1925-8-16

GH: 00011370 Polyachyrus rigidus I. M. Johnston Chile: Atacama Quebrada de Potrerillos, along old road betw... I. M. Johnston 4700 1925-10-22

GH: 00011367 Polyachyrus roseus Philippi Chile: Antofagasta Region about Aguada Cachina, ca. km. inland ... I. M. Johnston 5726 1925-12-14

GH: 00011371 Polyachyrus virgatus I. M. Johnston Chile: Vicinity of Aguada Grande, near Antofagasta-... I. M. Johnston 5795 1925-12-16

GH: 00011414 Porophyllum leptophyllum I. M. Johnston Mexico: Puerto Refugio; Angel de la Guardia Island, ... I. M. Johnston 3373 1921-5-1

A: 00011413 Porophyllum leptophyllum I. M. Johnston Mexico: Angel de la Guardia Island, Gulf of Californ... I. M. Johnston 3373 1921-5-1

A: 00011413 Porophyllum tridentatum crassifolium (Watson) I. M. Johnston Mexico: Angel de la Guardia Island, Gulf of Californ... I. M. Johnston 3373 1921-5-1

GH: 00282464 Pseudognaphalium brachypterum (de Candolle) Anderberg Mexico: Coahuila Western side of Potrero de la Mula, about 20... I. M. Johnston 9227 1941-9-18
GH: 00282500 Pseudognaphalium heterotrichum (Philippi) Anderberg Chile: Antofagasta El Rincon, just north of Paposo, along trail... I. M. Johnston 5528 1925-12-7
GH: 00282441 Pseudognaphalium roseum (Kunth) Anderberg Mexico: Coahuila Sierra de la Madera, vicinity of "La Cueva" ... I. M. Johnston 8895 1941-9-11
GH: 00282438 Pseudognaphalium semilanatum (de Candolle) Anderberg Mexico: Coahuila Sierra de la Madera, vicinityof "La Cueva" i... I. M. Johnston 8895A 1941-9-11
GH: 00012110 Senecio cremnophilus I. M. Johnston Argentina: San Juan Vicinity of Baños San Crispin I. M. Johnston 6107 1926-1-10

GH: 00012175 Senecio pelolepis I. M. Johnston Chile: Atacama River Valley below Paso de Sancarron; Junta ... I. M. Johnston 6220 1926-1-16

GH: 00518111 Senecio pseudalmeidae Cabrera Chile: Antofagasta Quebrada de San Ramon, north of Taltal I. M. Johnston 5152 1925-11-26
GH: 00518116 Senecio segethii Philippi Argentina: San Juan Andes of Northwestern San Juan. Quebrada Ort... I. M. Johnston 6186 1926-1-14
GH: 00012228 Senecio tinctolobus I. M. Johnston Chile: Atacama Vicinity of Laguna Valeriano I. M. Johnston 6072 1926-1-9

GH: 00012845 Stevia hyssopifolia panulensis B. L. Robinson Chile: Antofagasta Aguada del Panul I. M. Johnston 5425 1925-12-4

GH: 00012845 Stevia philippiana panulensis (B. L. Robinson ex Johnston) B. L. Robinson Chile: Antofagasta Aguada del Panul I. M. Johnston 5425 1925-12-4

GH: 00013091 Thelesperma ramosius S. F. Blake Mexico: Coahuila Road from Piedras Negras south to Monclova; ... I. M. Johnston 7059 1938-8-22

GH: 00013910 Viguiera deltoidea nesiotica I. M. Johnston Mexico: San Pedro Nolasco Island, Gulf of California I. M. Johnston 3141 1921-4-17
GH: 00013950 Viguiera phenax S. F. Blake Mexico: Chihuahua Road from Jimenez to Camargo, via El Arroyo ... I. M. Johnston 7868 1938-9-24

GH: 00008711 Xanthisma incisifolia (I. M. Johnston) G. L. Nesom Mexico: Baja California Norte South San Lorenzo Island I. M. Johnston 3529 1921-5-9

GH: 00014260 Zinnia oligantha I. M. Johnston Mexico: Coahuila Road from Mohovano northeast to Estancia Sta... I. M. Johnston 7821 1938-9-21

Betulaceae
A: 02197052 Alnus rhombifolia Nuttall USA: California Andreas Canyon I. M. Johnston 1103 1917-4-4

Bignoniaceae
GH: 00091912 Argylia checoensis (Meyen) I. M. Johnston Chile: Antofagasta Aguada Panulcito, along trail to the old And... I. M. Johnston 5467 1925-12-5

GH: 00091912 Argylia sitens I. M. Johnston Chile: Antofagasta Aguada Panulcito, along trail to the old And... I. M. Johnston 5467 1925-12-5

Boraginaceae
GH: 00094271 Amsinckia dictyota Suksdorf Chile: Antofagasta Steep hillside ca. 6 km. north of port and a... I. M. Johnston 3576 1925-10-18

GH: 00424613 Amsinckia douglasiana de Candolle USA: California Lone Hill south of Glendora I. M. Johnston 1833 1918-4-11

GH: 00403929 Amsinckia eastwoodiae J. F. Macbride USA: California Red Hill east of Upland I. M. Johnston 1836 1918-4-14

GH: 01956482 Amsinckia intermedia Fischer & C. A. Meyer USA: California Red Hill east of Upland I. M. Johnston 1838 1918-4-14

GH: 01956518 Amsinckia intermedia Fischer & C. A. Meyer USA: California Temescal Canon (near Lee Lake) I. M. Johnston 876 1918-5-30

GH: 01956523 Amsinckia intermedia Fischer & C. A. Meyer USA: California Mouth of Andreas Canon, Colorado Desert I. M. Johnston 989 1917-4-6

GH: 00093843 Amsinckia johnstonii Suksdorf USA: California Red Hill near Upland I. M. Johnston 1872 1918-4-25

GH: 01956769 Amsinckia menziesii A. Nelson & J. F. Macbride USA: California Lane Hill south of Glendora I. M. Johnston 1834 1918-4-11

GH: 01956775 Amsinckia menziesii A. Nelson & J. F. Macbride USA: California Red Hill east of Upland I. M. Johnston 1835 1918-4-14

GH: 01956776 Amsinckia menziesii A. Nelson & J. F. Macbride USA: California Red Hill near Upland I. M. Johnston 1870 1918-4-25

GH: 00424613 Amsinckia sp. USA: California Lone Hill south of Glendora I. M. Johnston 1833 1918-4-11

GH: 00094684 Coldenia canescens subnuda I. M. Johnston Mexico: Gulf of California, San Nicholas Bay, Baja C... I. M. Johnston 3731 1921-5-6

GH: 00094685 Coldenia cuspidata I. M. Johnston Mexico: Gulf of California, San Marcos Island I. M. Johnston 3617 1921-5-12

GH: 00351541 Cryptantha fastigiata I. M. Johnston Mexico: Baja California Norte Las Animas Bay. At foot of cliff, in a narro... I. M. Johnston 3505 1921-5-8

GH: 01957862 Cryptantha albida (Kunth) I. M. Johnston USA: Texas 17 miles east of Marathon (on route US no 90... I. M. Johnston 7002 1938-8-20

GH: 00096292 Cryptantha angelica I. M. Johnston Mexico: Lower California, Pond Island I. M. Johnston 4221 1921-6-30

GH: 00011519 Cryptantha argentea I. M. Johnston Chile: Vicinity of Aguada Grande near Antofagasta-A... I. M. Johnston 5814 1925-12-16

GH: 00011520 Cryptantha argentea I. M. Johnston Chile: Vicinity of Aguada Grande near Antofagasta-A... I. M. Johnston 5814 1925-12-16

GH: 02406199 Cryptantha calycina Reiche Chile: Atacama I. M. Johnston 4950 1925-11-9

GH: 02406198 Cryptantha calycina Reiche Chile: Atacama I. M. Johnston 6004 1926-1-7

GH: 02406197 Cryptantha calycina Reiche Chile: Atacama I. M. Johnston 6225 1926-1-16

GH: 02406196 Cryptantha calycina Reiche Chile: Atacama I. M. Johnston 6025 1926-1-8

GH: 02406194 Cryptantha calycina Reiche Chile: Atacama I. M. Johnston 5923 1926-1-5

GH: 02406195 Cryptantha calycina Reiche Chile: Atacama I. M. Johnston 5961 1926-1-6

GH: 02406265 Cryptantha clandestina (Treviranus) I. M. Johnston Chile: Antofagasta I. M. Johnston 5630 1925-12-11

GH: 02406262 Cryptantha clandestina (Treviranus) I. M. Johnston Chile: Antofagasta I. M. Johnston 5542 1925-12-7

GH: 02406259 Cryptantha clandestina (Treviranus) I. M. Johnston Chile: Antofagasta I. M. Johnston 5447 1925-12-4

GH: 02406237 Cryptantha clandestina (Treviranus) I. M. Johnston Chile: Antofagasta Tocopilla I. M. Johnston 3577 1925-10-18

GH: 02406369 Cryptantha clandestina (Treviranus) I. M. Johnston Chile: Atacama Rio Sancarron I. M. Johnston 6227 1926-1-16

GH: 02406371 Cryptantha clandestina (Treviranus) I. M. Johnston Chile: Atacama Rio Sancarron I. M. Johnston 6226 1926-1-16

GH: 02406201 Cryptantha cynoglossoides I. M. Johnston Argentina: San Juan I. M. Johnston 6099 1926-1-10

GH: 02406603 Cryptantha dichita I. M. Johnston Chile: Atacama Near Los Alamos I. M. Johnston 3695 1925-10-22

GH: 02406505 Cryptantha diffusa I. M. Johnston Chile: Atacama I. M. Johnston 4949 1925-11-9

GH: 02406506 Cryptantha diffusa I. M. Johnston Chile: Atacama I. M. Johnston 4728 1925-10-24

GH: 02406295 Cryptantha diffusa I. M. Johnston Chile: Atacama I. M. Johnston 4951 1925-11-9

GH: 02406302 Cryptantha diffusa I. M. Johnston Chile: Atacama I. M. Johnston 6224 1926-1-16

GH: 02406299 Cryptantha diffusa I. M. Johnston Chile: Atacama I. M. Johnston 4918 1925-11-7

GH: 02406300 Cryptantha diffusa I. M. Johnston Chile: Atacama I. M. Johnston 6282 1925-11-7

GH: 02406298 Cryptantha diffusa I. M. Johnston Chile: Atacama I. M. Johnston 5924 1926-1-5

GH: 02406296 Cryptantha diffusa I. M. Johnston Chile: Atacama I. M. Johnston 3697 1925-10-22

GH: 02406292 Cryptantha diffusa I. M. Johnston Chile: Atacama I. M. Johnston 4933 1925-11-8

GH: 02406291 Cryptantha diffusa I. M. Johnston Chile: Atacama I. M. Johnston 493 1925-11-8

GH: 02023497 Cryptantha fendleri (A. Gray) Greene USA: Colorado Colorado Springs: NE of town I. M. Johnston 2806 1920-7-24

GH: 02023536 Cryptantha fendleri (A. Gray) Greene USA: Wyoming between Hermosa and Dale Creek; along the U.... I. M. Johnston 2328 1920-8-29

GH: 02406146 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5547 1925-12-8

GH: 02406144 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5244 1925-12-5

GH: 02406145 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5204 1925-11-28

GH: 02406142 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5179 1925-11-28

GH: 02406143 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5636 1925-12-11

GH: 02406141 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5157 1925-12-11

GH: 02406140 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5546 1925-12-7

GH: 02406138 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5479 1925-12-5

GH: 02406139 Cryptantha filaginea Reiche Chile: Atacama I. M. Johnston 4808 1925-10-28

GH: 02406137 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 3659 1925-10-19

GH: 02406136 Cryptantha filaginea Reiche Chile: I. M. Johnston 5812 1925-12-16

GH: 02406131 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5682 1925-12-14

GH: 02406132 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5295 1925-11-30

GH: 02406171 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5601 1925-12-8

GH: 02406166 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5122 1925-11-25

GH: 02406164 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 6285 1925-12-7

GH: 02406163 Cryptantha filaginea Reiche Chile: Atacama I. M. Johnston 5831 1925-12-18

GH: 02406154 Cryptantha filaginea Reiche Chile: I. M. Johnston 5813 1925-12-16

GH: 02406159 Cryptantha filaginea Reiche Chile: Atacama I. M. Johnston 5064 1925-11-22

GH: 02406157 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5418 1925-12-1

GH: 02406158 Cryptantha filaginea Reiche Chile: Atacama I. M. Johnston 5844 1925-12-18

GH: 02406156 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5736 1925-12-14

GH: 02406155 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5744 1925-12-14

GH: 02406153 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5158 1925-11-26

GH: 02406152 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5123 1925-11-25

GH: 02406147 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5412 1925-12-1

GH: 02406148 Cryptantha filaginea Reiche Chile: Antofagasta I. M. Johnston 5745 1925-12-14

GH: 02406129 Cryptantha filiformis (Philippi) Reiche Chile: Antofagasta I. M. Johnston 3578 1925-10-18

GH: 02406335 Cryptantha globulifera (Clos) Reiche Chile: Coquimbo I. M. Johnston 6246 1929-1-17

GH: 02406412 Cryptantha globulifera (Clos) Reiche Chile: Coquimbo I. M. Johnston 6247 1926-1-17

GH: 02406309 Cryptantha glomerulifera I. M. Johnston Argentina: San Juan I. M. Johnston 6106 1926-1-10

GH: 02406346 Cryptantha gnaphalioides Reiche Chile: Atacama I. M. Johnston 4919 1925-11-7

GH: 02406344 Cryptantha gnaphalioides Reiche Chile: Atacama I. M. Johnston 4892 1925-11-6

GH: 02406350 Cryptantha gnaphalioides Reiche Chile: Atacama I. M. Johnston 3996 1925-10-22

GH: 02406354 Cryptantha gnaphalioides Reiche Chile: Atacama I. M. Johnston 5895 1926-1-1

GH: 02406508 Cryptantha granulosa I. M. Johnston Peru: Arequipa I. M. Johnston 3532 1925-10-16

GH: 00096296 Cryptantha grayi nesiotica I. M. Johnston Mexico: Gulf of California, San Francisco Island I. M. Johnston 3947 1921-5-28

GH: 00096051 Cryptantha intermedia johnstonii J. F. Macbride USA: California Claremont: I. M. Johnston 1938 1918-5-15

GH: 02406425 Cryptantha kingii Reiche Chile: Atacama I. M. Johnston 5060 1925-11-25

GH: 02406374 Cryptantha limensis I. M. Johnston Peru: Depto. Arequipa I. M. Johnston 3531 1925-10-16

GH: 02406525 Cryptantha limensis I. M. Johnston Peru: Arequipa I. M. Johnston 6280 1925-10-16
GH: 00351541 Cryptantha racemosa (S. Watson ex A. Gray) Greene Mexico: Baja California Norte Las Animas Bay. At foot of cliff, in a narro... I. M. Johnston 3505 1921-5-8

GH: 02025927 Cryptantha sp. USA: Texas 20 miles east of Marathon I. M. Johnston 24 1940-8-6

GH: 02406398 Cryptantha subamplexicaulis Reiche Chile: Antofagasta I. M. Johnston 5562 1925-12-8

GH: 02406399 Cryptantha subamplexicaulis Reiche Chile: Antofagasta I. M. Johnston 5633 1925-12-11

GH: 02406393 Cryptantha subamplexicaulis Reiche Chile: Antofagasta Dept. Taltal I. M. Johnston 5475 1925-12-5

GH: 02406392 Cryptantha subamplexicaulis Reiche Chile: Antofagasta Dept. Taltal I. M. Johnston 5448 1925-12-4

GH: 02406390 Cryptantha subamplexicaulis Reiche Chile: Antofagasta Dept. Taltal I. M. Johnston 5416 1925-12-1

GH: 02406391 Cryptantha subamplexicaulis Reiche Chile: Antofagasta Dept. Taltal I. M. Johnston 5416 1925-12-1

GH: 02406401 Cryptantha subamplexicaulis Reiche Chile: Antofagasta Dept. Taltal I. M. Johnston 5543 1925-12-7

GH: 02406400 Cryptantha subamplexicaulis Reiche Chile: Antofagasta Dept. Taltal I. M. Johnston 5412 1925-12-1

GH: 02406402 Cryptantha subamplexicaulis Reiche Chile: Antofagasta Dept. Taltal I. M. Johnston 5411 1925-12-1

GH: 02406394 Cryptantha subamplexicaulis Reiche Chile: Antofagasta Dept. Taltal I. M. Johnston 5448 1925-12-4

GH: 00096581 Cryptantha taltalensis I. M. Johnston Chile: Antofagasta Hills southeast of Taltal, ca. lat. 25° 29'... I. M. Johnston 5121 1925-11-25

GH: 02406403 Cryptantha taltalensis I. M. Johnston Chile: Antofagasta Dept. Taltal I. M. Johnston 5634 1925-12-11

GH: 02406409 Cryptantha taltalensis I. M. Johnston Chile: Antofagasta Dept. Taltal I. M. Johnston 5635 1925-12-11

GH: 02406407 Cryptantha taltalensis I. M. Johnston Chile: Antofagasta Dept. Taltal I. M. Johnston 5120 1925-11-25

GH: 02406405 Cryptantha taltalensis I. M. Johnston Chile: Antofagasta Dept. Taltal I. M. Johnston 5156 1925-11-26

GH: 02026709 Eritrichium nanum elongatum (Rydberg) Cronquist USA: Colorado Windy Point, south side Pikes Peak I. M. Johnston 2810 1920-7-9

GH: 01993160 Heliotropium angustifolium Torrey USA: Texas Shafter I. M. Johnston 7998 1938-9-27

GH: 01993733 Heliotropium greggii Torrey USA: Texas 17 miles east of Marathon I. M. Johnston 7001 1938-8-20

GH: 00097729 Heliotropium philippianum I. M. Johnston Chile: Antofagasta Vicinity of Paposa, hill directly back of Pu... I. M. Johnston 5233 1925-11-29

GH: 02406481 Johnstonella parviflora (Philippi) Hasenstab & M.G. Simpson Chile: Atacama I. M. Johnston 5059 1925-11-22

GH: 02406492 Johnstonella parviflora (Philippi) Hasenstab & M.G. Simpson Chile: Antofagasta I. M. Johnston 5681 1925-12-14

GH: 02406493 Johnstonella parviflora (Philippi) Hasenstab & M.G. Simpson Chile: Atacama I. M. Johnston 5837 1925-12-18

GH: 02406494 Johnstonella parviflora (Philippi) Hasenstab & M.G. Simpson Chile: Atacama I. M. Johnston 5026 1925-11-17

GH: 02406487 Johnstonella parviflora (Philippi) Hasenstab & M.G. Simpson Peru: Arequipa I. M. Johnston 6281 1925-10-16

GH: 00260893 Lithospermum Linnaeus Mexico: Western Coahuila, Sierra de la Madera: vicin... I. M. Johnston 8091 1951-9-11
GH: 01996072 Lithospermum incisum Lehmann USA: Colorado Pikes Peak Region; Colorado City; SW of city I. M. Johnston 2821 1920-6-21

GH: 01996672 Lithospermum multiflorum Torrey USA: Colorado Pikes Peak Region; Minnehaha I. M. Johnston 2808 1920-7-22

GH: 01996668 Lithospermum multiflorum Torrey USA: Colorado Pikes Peak Region; Ute Pass Trail near Manit... I. M. Johnston 2815 1920-6-17

GH: 01996756 Lithospermum occidentale (Mackenzie) Weakley, Witsell & D. Estes USA: Colorado Broadmoor (SW. of Colorado Springs) I. M. Johnston 2820 1920-7-16

GH: 01997434 Mertensia alpina (Torrey) G. Don USA: Colorado between Seven Lake and Lake Moraine I. M. Johnston 2812 1920-7-14

GH: 01997432 Mertensia alpina (Torrey) G. Don USA: Colorado Pikes Peak; Windy Point I. M. Johnston 2813 1920-8-3

GH: 02058061 Mertensia lanceolata (Pursh) de Candolle USA: Colorado Ute Pass Trail near Manitou I. M. Johnston 2814 1920-6-17

GH: 02058283 Mertensia lanceolata secundorum Cockerell USA: Colorado Ruxton Park; Pikes Peak Region I. M. Johnston 2822 1920-7-3

GH: 00638668 Mertensia maritima (Linnaeus) Gray USA: Massachusetts Wellfleet: near Horseback Pond, east coast I. M. Johnston 1935-9-3

GH: 02060045 Oreocarya cinerea Greene USA: Colorado Colorado Springs; north of town I. M. Johnston 2809 1920-7-22

GH: 02060044 Oreocarya cinerea Greene USA: Colorado Colorado Springs; east of town I. M. Johnston 2819 1920-6-11

GH: 02061028 Oreocarya oblata (M. E. Jones) J. F. Macbride USA: Texas Paisano Pass, Brewster-Presidio County-line;... I. M. Johnston 7003 1938-8-19

GH: 02061022 Oreocarya oblata (M. E. Jones) J. F. Macbride USA: Texas west of Marfa I. M. Johnston 7000 1938-8-19

GH: 02061297 Oreocarya thyrsiflora Greene USA: Colorado Pikes Peak Region; Colorado City, south of t... I. M. Johnston 2816 1920-6-21

GH: 02061322 Oreocarya thyrsiflora Greene USA: Colorado Ute Pass Trail, at Manitou End. I. M. Johnston 2817 1920-7

GH: 02061368 Oreocarya virgata (Porter) Greene USA: Colorado Ute Pass Trail near Longs Ranch I. M. Johnston 2818 1920-7-27

GH: 02061367 Oreocarya virgata (Porter) Greene USA: Colorado Pikes Peak; Minnehaha (Baseball Mt.) I. M. Johnston 2804 1920-8-13

GH: 00420216 Plagiobothrys parishii I. M. Johnston USA: California Rabbit Springs, Lucerne Valley, Mohave Deser... I. M. Johnston 3769 1930-6-10

GH: 02143973 Tiquilia canescens (de Candolle) A. T. Richardson USA: Texas Meyers Creek west of Langtry I. M. Johnston 7004 1938-8

GH: 02144139 Tiquilia mexicana (S. Watson) A. T. Richardson USA: Texas Meyers Creek west of Langtry; near highway I. M. Johnston 1005 1938-8

Brachytheciaceae
FH: 00790846 Brachythecium stereopoma (Spruce ex Mitten) A. Jaeger Mexico: Coahuila [data not captured] I. M. Johnston 1941-9-12

FH: 00790864 Brachythecium stereopoma (Spruce ex Mitten) A. Jaeger Mexico: Coahuila [data not captured] I. M. Johnston 1941-9-12

Brassicaceae
GH: 01181579 Boechera californica (Rollins) Windham & Al-Shehbaz USA: California San Antonio Cañon Wash between Claremont + ... I. M. Johnston 1973 1917-4-4

GH: 00948397 Boechera sparsiflora (Nuttall) Dorn USA: California San Antonio Canon (Camp Larkin) I. M. Johnston 1956 1918-5-12

GH: 00948401 Boechera sparsiflora (Nuttall) Dorn USA: California San Antonio Mountains, Icehouse Cañon (Fork... I. M. Johnston 1359 1917-7-29

GH: 00948402 Boechera sparsiflora (Nuttall) Dorn USA: California N. Fk. San Antonio Canon I. M. Johnston 1951 1918-5-12

GH: 00019164 Cardamine cremnophila I. M. Johnston Chile: Atacama Upper part of Quebrada San Miguel, Sierra Sa... I. M. Johnston 4927 1925-11-8

GH: 00019163 Cardamine cremnophila I. M. Johnston Chile: Atacama Upper part of Quebrada San Miguel, Sierra Sa... I. M. Johnston 4927 1925-11-8

GH: 00379249 Draba corrugata S. Watson USA: California Baldy summit (Mt. San Antonio) I. M. Johnston 1416 1917-7-4

GH: 00379249 Draba corrugata vestita (Davidson) C. L. Hitchcock USA: California Baldy summit (Mt. San Antonio) I. M. Johnston 1416 1917-7-4

GH: 00019386 Hexaptera macrocarpa I. M. Johnston Chile: Atacama Vicinity of Laguna Valeriano I. M. Johnston 6058 1926-1-8

GH: 00286996 Lesquerella Mexico: Coahuila Sierra de al Madera: vicinity of "La Cueva" ... I. M. Johnston 8959 1941-9-11
GH: 00286996 Lesquerella mexicana Rollins Mexico: Coahuila Sierra de al Madera: vicinity of "La Cueva" ... I. M. Johnston 8959 1941-9-11
GH: 00019375 Mathewsia collina I. M. Johnston Chile: Antofagasta Tocopilla; steep hillside ca. 6 km north of ... I. M. Johnston 3599 1925-10-18

GH: 00300886 Mathewsia incana Philippi Chile: Vicinity of Aguada Grande ["Cachinal de la C... I. M. Johnston 5774 1925-12-16
GH: 00300887 Mathewsia incana Philippi Chile: Antofagasta El Rincon, just north of Paposo, along trail... I. M. Johnston 5516 1925-12-7
GH: 00300888 Mathewsia incana Philippi Chile: Antofagasta Region about Aguada Cachina (waterhole in Qu... I. M. Johnston 5748 1925-12-14
GH: 00300885 Mathewsia nivea (Philippi) O. E. Schulz Chile: Atacama Vicinity of Potrerillos I. M. Johnston 3666 1925-10-22
GH: 00300887 Mathewsia peruviana O. E. Schulz Chile: Antofagasta El Rincon, just north of Paposo, along trail... I. M. Johnston 5516 1925-12-7
GH: 00019386 Menonvillea macrocarpa (I. M. Johnston) Rollins Chile: Atacama Vicinity of Laguna Valeriano I. M. Johnston 6058 1926-1-8

GH: 00019387 Menonvillea orbiculata Philippi Chile: Antofagasta Vicinity of Paposo; Cerro Yumbes, ridge abou... I. M. Johnston 5552 1925-12-8

GH: 00019387 Menonvillea orbiculata perplexa Rollins Chile: Antofagasta Vicinity of Paposo; Cerro Yumbes, ridge abou... I. M. Johnston 5552 1925-12-8

GH: 00019393 Nerisyrenia gracilis I. M. Johnston Mexico: San Luis Potosí Road from Matehuala north to San Miguel on t... I. M. Johnston 7583 1938-9-11

GH: 00019394 Nerisyrenia incana Rollins Mexico: Coahuila Road from Monclova westward to beyond Cuatro... I. M. Johnston 7130 1938-8-24

GH: 00300895 Schizopetalon rupestre (Barnéoud) Reiche Argentina: San Juan Arroyo Tambillos; along trail from Paso de V... I. M. Johnston 6088 1926-1-10
GH: 00300898 Schizopetalon rupestre (Barnéoud) Reiche Argentina: San Juan Rio de la talus below its confluence with th... I. M. Johnston 6157 1926-1-12
GH: 00300899 Schizopetalon rupestre (Barnéoud) Reiche Argentina: San Juan Rio de la talus below its confluence with th... I. M. Johnston 6157 1926-1-12
GH: 00300894 Schizopetalon rupestre (Barnéoud) Reiche Chile: Atacama Sierra San Miquel I. M. Johnston 4941 1925-11-9
GH: 00300896 Schizopetalon rupestre (Barnéoud) Reiche Chile: Atacama Vicinity of Potrerillos; Just southwest of t... I. M. Johnston 4722 1925-10
GH: 00300897 Schizopetalon rupestre (Barnéoud) Reiche Chile: Atacama Vicinity of Laguna Chica I. M. Johnston 5979 1926-1-6
GH: 00435560 Sibara pinnata (Barnéoud) Al-Shehbaz Chile: Atacama Dept. Chanaral; Vicinity of Potrerillos I. M. Johnston 4723 1925-10-24
GH: 00435561 Sibara pinnata (Barnéoud) Al-Shehbaz Chile: Atacama Dept. Copiapo, Sierra San Miguel I. M. Johnston 4885 1925-11-6
GH: 00435562 Sibara pinnata (Barnéoud) Al-Shehbaz Chile: Atacama Dept. Copiapo, Sierra San Miguel; Quelrada S... I. M. Johnston 4926 1925-11-8
GH: 00379965 Streptanthus bernardinus (Greene) Parish USA: California between upper & lower San Sevaine Flats, San... I. M. Johnston 5113 1925-7-10

GH: 00019721 Synthlipsis densiflora Rollins Mexico: Coahuila Southwestern end of the Sierra de la Fragua,... I. M. Johnston 8740 1941-9-2

Bromeliaceae
A: 02016085 Aechmea magdalenae Baker Panama: Back of main beach; San Jose Island; Perlas ... I. M. Johnston 334 1944-11-30

A: 02016084 Aechmea magdalenae Baker Panama: Back of main beach; San Jose Island; Perlas ... I. M. Johnston 334 1944-11-30

GH: 02016574 Ananas lucidus Miss Miller Panama: Navy Cove Road, San Jose Island, Perlas arch... I. M. Johnston 1113 1946-1-11

A: 02016997 Bromelia karatas Linnaeus Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 235 1944-10-19

A: 02016995 Bromelia karatas Linnaeus Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 235 1944-10-19

GH: 02546568 Deuterocohnia chrysantha Mez Chile: Antofagasta Hills southeast of Taltal I. M. Johnston 5097 1925-11-25

GH: 02546567 Deuterocohnia chrysantha Mez Chile: Atacama Vicinity of Caleta Pan de Azucar I. M. Johnston 5840 1925-12-18

GH: 02015395 Puya boliviensis Baker Chile: Vicinity of Aguada Grande ("Cachinal de la C... I. M. Johnston 5788 1925-12-16

GH: 02015393 Puya boliviensis Baker Chile: Antofagasta Vicinity of Aguada de Miguel Diaz I. M. Johnston 532 1925-12-1

GH: 02015392 Puya boliviensis Baker Chile: Antofagasta hills southeast of Taltal I. M. Johnston 5107 1925-11-25

GH: 02015391 Puya boliviensis Baker Chile: Antofagasta hills southeast of Taltal I. M. Johnston 5107 1925-11-25

A: 01817559 Tillandsia fasciculata Swartz Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 237 1944-10-19

GH: 02548409 Tillandsia geissei R. A. Philippi Chile: Antofagasta vicinity of Aguada de Miguel Diaz I. M. Johnston 5320 1925-12-1

GH: 02548577 Tillandsia landbeckii Philippi Chile: Atacama north of town I. M. Johnston 5022 1925-11-17

GH: 02548573 Tillandsia landbeckii Philippi Chile: Antofagasta Cerro Perales ["Cerro del Hueso Parado" of P... I. M. Johnston 5624 1925-12-11

A: 02550084 Werauhia sanguinolenta (Linden ex Cogniaux & Marchal) J. R. Grant Panama: Mouth of Matta Puerc. San Jose Island, Pelas... I. M. Johnston 110 1944-10-11

A: 02550083 Werauhia sanguinolenta (Linden ex Cogniaux & Marchal) J. R. Grant Panama: Mouth of Matta Puerco. San Jose Island, Perl... I. M. Johnston 110 1944-10-11

A: 02550082 Werauhia sanguinolenta (Linden ex Cogniaux & Marchal) J. R. Grant Panama: Between South Road and Playa Grande. San Jos... I. M. Johnston 274 1944-10-24

Bryaceae
FH: 00798068 Bryum argenteum Hedwig Mexico: Coahuila [data not captured] I. M. Johnston 5 1941-9-11

FH: 00798079 Bryum argenteum Hedwig Mexico: Coahuila [data not captured] I. M. Johnston 8193-a

FH: 00798098 Bryum argenteum Hedwig Mexico: Coahuila [data not captured] I. M. Johnston 8193-a

FH: 00798099 Bryum argenteum Hedwig Mexico: Coahuila [data not captured] I. M. Johnston 5 1941-9-11

FH: 00798412 Bryum caespiticium Hedwig Mexico: Coahuila [data not captured] I. M. Johnston 1941-9-11

FH: 00798413 Bryum caespiticium Hedwig Mexico: Coahuila [data not captured] I. M. Johnston 1941-9-11

FH: 00781177 Leptobryum wilsonii (Mitten) Brotherus Chile: Atacama in Quebrada de la Cortadera, vicinity of Pot... I. M. Johnston 21 1925-10-23
FH: 00781178 Leptobryum wilsonii (Mitten) Brotherus Chile: Atacama in Quebrada de la Cortadera, vicinity of Pot... I. M. Johnston 21 1925-10-23
FH: 00781177 Mielichhoferia sp. Chile: Atacama in Quebrada de la Cortadera, vicinity of Pot... I. M. Johnston 21 1925-10-23
FH: 00781178 Mielichhoferia sp. Chile: Atacama in Quebrada de la Cortadera, vicinity of Pot... I. M. Johnston 21 1925-10-23
Cactaceae
A: 01874633 Acanthocereus tetragonus (Linnaeus) Hummelinck Panama: Islet in bay off Long Beach, San Jose Island... I. M. Johnston 118 1946-1-19

A: 01874690 Carnegiea gigantea (Engelmann) Britton & Rose Mexico: Patoa Island I. M. Johnston 3238 1921-4-23

GH: 01874817 Copiapoa megarhiza Britton & Rose Chile: Atacama Vicinity of Copiapo I. M. Johnston 5016 1925-11-17

GH: 01874989 Copiapoa sp. Chile: Antofagasta Region about Aguada Cachina (waterhole in Qu... I. M. Johnston 5701 1925-12-14

GH: 00063004 Copiapoa taltalensis (Werdermann) Looser Chile: Antofagasta Along trail below Pique de Jacinto Diez, roc... I. M. Johnston 5676 1925-12-14

GH: 01874983 Echinocactus cinereus Philippi Chile: Antofagasta Western end of Llano Colorado I. M. Johnston 5655 1925-12-13

GH: 01874984 Echinocactus cinereus Philippi Chile: Antofagasta Hills southeast of Taltal I. M. Johnston 5074 1925-11-25

GH: 01874989 Echinocactus sp. Chile: Antofagasta Region about Aguada Cachina (waterhole in Qu... I. M. Johnston 5701 1925-12-14

GH: 00063004 Echinocactus taltalensis Werdermann Chile: Antofagasta Along trail below Pique de Jacinto Diez, roc... I. M. Johnston 5676 1925-12-14

A: 00247472 Echinocereus grandis Britton & Rose Mexico: San Sebastan Island I. M. Johnston 3199 1921-4-20

A: 00247473 Echinocereus grandis Britton & Rose Mexico: North San Lorenzo Island I. M. Johnston 4198 1921-6-24

A: 00244371 Echinocereus scopulorum Britton & Rose Mexico: Sonora San Pedro Bay I. M. Johnston 4292 1921-7-7

GH: 01875009 Echinopsis coquimbana (Molina) H. Friedrich & G. D. Rowley Chile: Antofagasta Region about Aguada Cachina (waterhole in Qu... I. M. Johnston 5703 1925-12-14

GH: 01875011 Echinopsis coquimbana (Molina) H. Friedrich & G. D. Rowley Chile: Antofagasta Hills southeast of Taltal I. M. Johnston 5077 1925-11-25

GH: 01875157 Eriosyce ceratistes (Otto) Britton & Rose Chile: Atacama Aguada del Tabaco. Sierra San Miguel I. M. Johnston 4887 1925-11-6

GH: 01678174 Eriosyce curvispina (Bertero ex Colla) Katterman Chile: Antofagasta Between Cascabelles and Agua Dulce I. M. Johnston 5169 1925-11-28

GH: 01875169 Eulychnia iquiquensis (K. Schumann) Britton & Rose Chile: Antofagasta Region about Aguada Cachina (waterhole in Qu... I. M. Johnston 5702 1925-12-14

GH: 01875172 Eulychnia spinibarbis (Otto ex Pfeiffer) Britton & Rose Chile: Antofagasta towards Punta Grande, Vicinity of Paposo I. M. Johnston 5572 1925-12-9

GH: 01875175 Eulychnia spinibarbis (Otto ex Pfeiffer) Britton & Rose Chile: Antofagasta Hills southeast of Taltal I. M. Johnston 5076 1925-11-25

A: 01875205 Ferocactus diguetii (F. A. C. Weber) Britton & Rose Mexico: Ceralbo Island, Gordas Point, 1/2 mile north I. M. Johnston 4037 1921-6-6

A: 01875206 Ferocactus diguetii (F. A. C. Weber) Britton & Rose USA: California Catalina Island: S.W. end of Catalina Island I. M. Johnston 4098 1921-6-12

A: 00063124 Ferocactus johnstonianus Britton & Rose Mexico: Baja California Norte Angel de La Guardia Island, The Lagoon, on a... I. M. Johnston 3394 1921-5-2

A: 01875245 Ferocactus sp. Mexico: Los Angeles Bay, Baja California I. M. Johnston 3473 1921-5-5

A: 01875232 Ferocactus wislizeni (Engelmann) Britton & Rose Mexico: Tiburon Island. SE corner of island I. M. Johnston 4270 1921-7-4

A: 01875233 Ferocactus wislizeni (Engelmann) Britton & Rose Mexico: Los Angeles Bay, B. C. I. M. Johnston 3454 1921-5-5

A: 01875235 Ferocactus wislizeni (Engelmann) Britton & Rose Mexico: San Francisquito Bay, Baja California I. M. Johnston 4190 1921-6-22

A: 01875275 Hylocereus polyrhizus (F. A. C. Weber) Britton & Rose Panama: Point north of EM Beach. San Jose Island, Pe... I. M. Johnston 1226 1946-1-23

GH: 01875519 Neoporteria jussieui (Monville) Britton & Rose Chile: Antofagasta Vicinity of Paposo; Cerro Yumbes, ridges abo... I. M. Johnston 5553 1925-12-8

GH: 01875520 Neoporteria occulta (Philippi) Britton & Rose Chile: Antofagasta Quebrada de Taltal at about kilometer "7" I. M. Johnston 5073 1925-11-25

GH: 01677352 Opuntia atacamensis Philippi Chile: Atacama Portezuelo San Pedrito, southside just below... I. M. Johnston 4869 1925-11-5

GH: 01677430 Opuntia rahmeri Philippi Chile: Atacama Cerrode las Vegas along trail Queb. Cortader... I. M. Johnston 4709 1925-10-23

GH: 01677431 Opuntia rahmeri Philippi Chile: Atacama Cajoncito. Vicinity of Potrerillos I. M. Johnston 4724 1925-10

GH: 01677452 Opuntia sphaerica Foerster Chile: Atacama just north of town, vicinity of Copiapo I. M. Johnston 5017 1925-11-17

A: 01677550 Pachycereus pringlei (S. Watson) Britton & Rose Mexico: San Luis Island, Gulf of California I. M. Johnston 3313 1921-4-28

A: 01677551 Pachycereus pringlei (S. Watson) Britton & Rose Mexico: San Pedro Martin Island I. M. Johnston 3160 1921-4-18

A: 01678080 Stenocereus dumortieri (Scheidweiler) Buxbaum Mexico: Sonora San Carlos Bay, at head of bay I. M. Johnston 4347 1921-7-8

Caesalpiniaceae
GH: 00059724 Bauhinia excisa Hemsley Panama: San Jose Island, Perlas Archipelago, Gulf of... I. M. Johnston 539 1945-3-24

GH: 00059724 Bauhinia thompsonii I. M. Johnston Panama: San Jose Island, Perlas Archipelago, Gulf of... I. M. Johnston 539 1945-3-24

A: 00053332 Cercidium molle I. M. Johnston Mexico: Baja California Norte Agua Verde I. M. Johnston 3877 1921-5-26

GH: 00061964 Cercidium molle I. M. Johnston Mexico: Baja California Norte Agua Verde, high in a gravelly canon bed I. M. Johnston 3877 1921-5-26

A: 00053332 Cercidium sonorae Rose & I.M. Johnst. Mexico: Baja California Norte Agua Verde I. M. Johnston 3877 1921-5-26

GH: 00061964 Cercidium sonorae Rose & I.M. Johnst. Mexico: Baja California Norte Agua Verde, high in a gravelly canon bed I. M. Johnston 3877 1921-5-26

Caliciaceae
FH: 00394812 Diploicia canescens (Dickson) A. Massalongo USA: California [data not captured] I. M. Johnston 1917

FH: 00491299 Thelomma mammosum (Hepp) A. Massalongo USA: California [data not captured] I. M. Johnston 1917

Caloplacaceae
FH: 00302494 Caloplaca biatorina (A. Massalongo) J. Steiner USA: California San Antonio Camon, San Antonio Mts. I. M. Johnston 1917-11-19
FH: 00302495 Caloplaca biatorina (A. Massalongo) J. Steiner USA: California Cucamonga Canon, San Antonio Mts. I. M. Johnston 1918-11-10
FH: 00302164 Caloplaca impolita Arup USA: California Pomona I. M. Johnston 1917-2-11
FH: 00302164 Caloplaca murorum (Hoffmann) Th. Fries USA: California Pomona I. M. Johnston 1917-2-11
FH: 00302494 Caloplaca murorum (Hoffmann) Th. Fries USA: California San Antonio Camon, San Antonio Mts. I. M. Johnston 1917-11-19
FH: 00302495 Caloplaca murorum (Hoffmann) Th. Fries USA: California Cucamonga Canon, San Antonio Mts. I. M. Johnston 1918-11-10
FH: 00302164 Caloplaca saxicola (Hoffmann) Nordin USA: California Pomona I. M. Johnston 1917-2-11
FH: 00302494 Caloplaca saxicola (Hoffmann) Nordin USA: California San Antonio Camon, San Antonio Mts. I. M. Johnston 1917-11-19
FH: 00302495 Caloplaca saxicola (Hoffmann) Nordin USA: California Cucamonga Canon, San Antonio Mts. I. M. Johnston 1918-11-10
Cannaceae
GH: 01244788 Canna indica Linnaeus Panama: Road to Englishman Beach; San Jose Island, P... I. M. Johnston 1046 1946-1-6

Capparaceae
A: 00378572 Isomeris arborea Nuttall ex Torrey & A. Gray USA: California Palm Canyon I. M. Johnston 1057 1917-4-4

GH: 00378634 Isomeris arborea Nuttall ex Torrey & A. Gray USA: California Alominguez Mesa I. M. Johnston 1914-4-11

A: 00378572 Peritoma arborea (Nuttall) Iltis USA: California Palm Canyon I. M. Johnston 1057 1917-4-4

GH: 00378634 Peritoma arborea (Nuttall) Iltis USA: California Alominguez Mesa I. M. Johnston 1914-4-11

Caprifoliaceae
GH: 00422934 Lonicera interrupta Bentham USA: California Prarie Fork, San Gabriel River I. M. Johnston 1713 1917-8-23

Caryophyllaceae
GH: 01744414 Drymaria effusa depressa (Greene) J. A. Duke USA: Colorado Pikes Peak,- on trail between sheep Creek an... I. M. Johnston 1922-9-2

GH: 00037723 Drymaria elata I. M. Johnston Mexico: Coahuila Road from Mohovano northeast to Estancia Sta... I. M. Johnston 7823 1938-9-21

GH: 00037722 Drymaria elata I. M. Johnston Mexico: Coahuila Road from Mohovano northeast to Estancia Sta... I. M. Johnston 7823 1938-9-21

GH: 00037731 Drymaria lyropetala I. M. Johnston Mexico: San Luis Potosí 2 miles south of Cedral, on road from Matehu... I. M. Johnston 7594 1938-9-11

GH: 00037741 Drymaria subumbellata I. M. Johnston Mexico: Coahuila South end of Cañada Oscuro, near Tauque La ... I. M. Johnston 8489 1941-8-26

GH: 00037740 Drymaria subumbellata I. M. Johnston Mexico: Coahuila South end of Cañada Oscuro, near Tauque La ... I. M. Johnston 8489 1941-8-26

GH: 00037822 Paronychia johnstonii Chaudhri Chile: Antofagasta Aguada de Cachinalcito I. M. Johnston 5184 1925-11-28

GH: 00037823 Paronychia johnstonii scabrida Chaudhri Chile: Antofagasta Vicinity of Aguada de Miguel Diaz, ca. 24°3... I. M. Johnston 5356 1925-12-1

GH: 00013893 Spergularia aberrans I. M. Johnston Chile: Antofagasta base of hills just southeast of La Chimba [2... I. M. Johnston 3631 1925-10-19

GH: 00037972 Spergularia collina I. M. Johnston Peru: Arequipa Mollendo, hillside directly back of the port I. M. Johnston 3568 1925-10-16

GH: 00037973 Spergularia congestifolia I. M. Johnston Peru: Arequipa Mollendo, hillside directly back of the port I. M. Johnston 3567 1925-10-16

GH: 00013905 Spergularia cremnophila I. M. Johnston Chile: Antofagasta Region about Aguada Cachina (waterhole in Qu... I. M. Johnston 5683 1925-12-15

Catillariaceae
FH: 00491534 Toninia squarrosa (Acharius) Th. Fries USA: California [data not captured] I. M. Johnston 1918-12-15

Celastraceae
GH: 00257468 Maytenus phyllanthoides Bentham Mexico: San Luis Potosí Road from San Luis Potosi to Matehuala (via ... I. M. Johnston 7508 1938-9-10
Ceratophyllaceae
GH: 02073218 Ceratophyllum demersum Linnaeus USA: California [data not captured] I. M. Johnston 1924-8-31

Chenopodiaceae
GH: 00036896 Atriplex abata I. M. Johnston Mexico: San Luis Potosí San Miguel I. M. Johnston 7617 1938-9-12

GH: 00036897 Atriplex abata I. M. Johnston Mexico: San Luis Potosí San Miguel I. M. Johnston 7617 1938-9-12

A: 00376272 Atriplex canescens (Pursh) Nuttall USA: California near Victorville I. M. Johnston 1770 1917-7-8

A: 00376294 Atriplex canescens (Pursh) Nuttall USA: California Near Palm Springs I. M. Johnston 1033 1917-4-4

GH: 00037160 Atriplex clivicola I. M. Johnston Chile: Antofagasta Punta Buitre, 24°40'S I. M. Johnston 5239 1925-12-4

GH: 00037161 Atriplex clivicola lopholepis I. M. Johnston Chile: Vicinity of Aguada Grande ("Cachinal de la C... I. M. Johnston 5766 1925-12-17

GH: 00037162 Atriplex hypsophila I. M. Johnston Argentina: San Juan Quebrada Ortiga, eastern part of Cordillera ... I. M. Johnston 6168 1926-1-14

GH: 00036923 Atriplex prosopidum I. M. Johnston Mexico: Coahuila South of El Oso ranch I. M. Johnston 8877 1941-9-7

GH: 01826680 Atriplex rosea Linnaeus USA: California [data not captured] I. M. Johnston 1924-8-1

GH: 00037166 Atriplex taltalensis I. M. Johnston Chile: Antofagasta Vicinity of Aguada de Miguel Diaz, ca. 24°3... I. M. Johnston 5379 1925-12-4

GH: 00037167 Atriplex transandina I. M. Johnston Argentina: San Juan Rio de la Tagua, below its confluence with t... I. M. Johnston 6148 1926-1-12

GH: 00295379 Extriplex californica (Moquin-Tandon) E. H. Zacharias USA: California [data not captured] I. M. Johnston 1270 1917-6-10

GH: 00376594 Sarcobatus vermiculatus (Hooker) Torrey USA: California Rabbit Springs, Lucerne Valley, Mohave Deser... I. M. Johnston 3779 1930-6-10

GH: 00037248 Suaeda nigra (Rafinesque) J. F. Macbride Mexico: Coahuila 3 miles west of Cuatro Cienegas I. M. Johnston 7128 1938-8-24

GH: 00037247 Suaeda nigra (Rafinesque) J. F. Macbride Mexico: Coahuila 3 miles west of Cuatro Cienegas I. M. Johnston 7128 1938-8-24

GH: 00037237 Suaeda nigra (Rafinesque) J. F. Macbride Mexico: Coahuila 12 miles north of La Ventura (road from stat... I. M. Johnston 7650 1938-9-12

GH: 01785646 Suaeda nigra (Rafinesque) J. F. Macbride USA: California [data not captured] I. M. Johnston 1267 1917-6-10

GH: 00037237 Suaeda nigrescens I. M. Johnston Mexico: Coahuila 12 miles north of La Ventura (road from stat... I. M. Johnston 7650 1938-9-12

GH: 00037237 Suaeda suffrutescens detonsa I. M. Johnston Mexico: Coahuila 12 miles north of La Ventura (road from stat... I. M. Johnston 7650 1938-9-12

GH: 00037248 Suaeda suffrutescens detonsa I. M. Johnston Mexico: Coahuila 3 miles west of Cuatro Cienegas I. M. Johnston 7128 1938-8-24

GH: 00037247 Suaeda suffrutescens detonsa I. M. Johnston Mexico: Coahuila 3 miles west of Cuatro Cienegas I. M. Johnston 7128 1938-8-24

Cladoniaceae
FH: 00371060 Cladonia fimbriata (Linnaeus) Fries USA: California [data not captured] I. M. Johnston 3208 1916

FH: 00371061 Cladonia fimbriata (Linnaeus) Fries USA: California [data not captured] I. M. Johnston 3208 1916

FH: 00371004 Cladonia fimbriata simplex (Weiss) Flotow ex Vainio USA: California [data not captured] I. M. Johnston 1916-10-22

FH: 00371645 Cladonia furcata pinnata (Flörke) Vainio USA: California [data not captured] I. M. Johnston 3015 1916-10-22

FH: 00371646 Cladonia furcata pinnata (Flörke) Vainio USA: California Berkeley: [data not captured] I. M. Johnston 3311 1919-3

FH: 00426030 Cladonia pyxidata neglecta (Flörke) Massalongo, A. B. USA: California [data not captured] I. M. Johnston 3005 1916

FH: 00426031 Cladonia pyxidata neglecta (Flörke) Massalongo, A. B. USA: California [data not captured] I. M. Johnston 3001 1916

FH: 00426032 Cladonia pyxidata neglecta (Flörke) Massalongo, A. B. USA: California [data not captured] I. M. Johnston 3007 1916

FH: 00426894 Cladonia scabriuscula (Delise) Nylander USA: California Berkeley: [data not captured] I. M. Johnston 3313 1919-3

FH: 00391575 Cladonia subulata (Linnaeus) Weber ex F. H. Wiggers USA: California Berkeley: [data not captured] I. M. Johnston 1919-3

Cleomaceae
GH: 00378559 Cleomella plocasperma S. Watson USA: California 1/2 mi. N. of Box "S" Spring, Mohave Desert I. M. Johnston 1924-9-1

Collemataceae
FH: 00393108 Collema fasciculare (Linnaeus) Weber ex F. H. Wiggers USA: California [data not captured] I. M. Johnston 1918

FH: 00393290 Collema nigrescens (Hudson) de Candolle USA: California [data not captured] I. M. Johnston 3151 1918-11-10

FH: 00393291 Collema nigrescens (Hudson) de Candolle USA: California [data not captured] I. M. Johnston 3151 1918-11-10

FH: 00393381 Collema tenax (Swartz) Acharius USA: California [data not captured] I. M. Johnston 3296 1917-2

Connaraceae
GH: 00934772 Connarus panamensis Grisebach Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1244 1946-1-24

GH: 00934773 Connarus panamensis Grisebach Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1244 1946-1-24

Crassulaceae
GH: 01871943 Crassula connata A. Berger Chile: Aguada de Miguel Diaz I. M. Johnston 5386 1925-12-1

GH: 01871944 Crassula connata A. Berger Chile: Aguada de Miguel Diaz I. M. Johnston 5386 1925-12-1

GH: 01871945 Crassula connata A. Berger Chile: Aguada de Miguel Diaz I. M. Johnston 5386 1925-12-1

GH: 01987672 Echeveria strictiflora A. Gray Mexico: Coahuila Western base of Picacho del Fuste, northeast... I. M. Johnston 8365 1941-8-23

GH: 01990900 Sedum wrightii A. Gray Mexico: Coahuila Western side of Potrero de la Mula, about 20... I. M. Johnston 9221 1941-9-18

GH: 01990896 Sedum wrightii A. Gray Mexico: Coahuila Sierra de la Madera: vicinity of "La Cueva" ... I. M. Johnston 8945 1941-9-11

GH: 01988893 Villadia cucullata Rose Mexico: Coahuila South end of Carneros Pass I. M. Johnston 7656 1938-9-12

Cucurbitaceae
GH: 00442254 Apodanthera sp. Mexico: Chihuahua [data not captured] I. M. Johnston 8136 1941-8-11
GH: 01244984 Sicyos baderoa Hook. & Arn. Chile: Antofagasta Quebrada de San Ramon, north of Taltal; ca. ... I. M. Johnston 5125 1925-11-26

GH: 01244983 Sicyos baderoa Hook. & Arn. Chile: Antofagasta ca. 6 km. north of port and about opposite C... I. M. Johnston 1925-10-18

GH: 00031975 Vaseyanthus insularis inermis I. M. Johnston Mexico: Isla Partida, Gulf of California I. M. Johnston 3224 1921-4-22

Cyperaceae
GH: 01540919 Carex cryptosperma Zika, D. S. Bell & L. J. Gross USA: California Bluff Lake, San Bernardino Mts I. M. Johnston 1924-7-5

GH: 01540919 Carex rossii Boott USA: California Bluff Lake, San Bernardino Mts I. M. Johnston 1924-7-5

GH: 00027748 Eleocharis leptos johnstonii Svenson USA: California North end of Baldwin Lake, San Bernardino Mo... I. M. Johnston 1924-9-1

GH: 00368506 Eleocharis pseudoalbibracteata S. Gonzalez & Guagl. Chile: Pasto Grande. Quebrada de Paipote I. M. Johnston 4840 1925-11-3
GH: 00368507 Eleocharis pseudoalbibracteata S. Gonzalez & Guagl. Chile: Vicinity of Potrerillos; ca. 2500 m I. M. Johnston 4710 1925-10-25
GH: 00368509 Eleocharis pseudoalbibracteata S. Gonzalez & Guagl. Chile: Prov. Atacama. Dept. Copiapo; San Andres; 22... I. M. Johnston 4827 1925-11-2
GH: 00028061 Scirpus coahuilensis Svenson Mexico: Coahuila Southwestern end of the Sierra de la Fragua,... I. M. Johnston 8763 1941-9-2

Danaeaceae
GH: 02462254 Danaea media Liebmann Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 263 1944-10-22

GH: 02462254 Danaea sp. Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 263 1944-10-22

Dicranaceae
FH: 00542164 Dicranum drummondii Müller Halle Mexico: Coahuila Mexico: western Coahuila. Sierran de la Made... I. M. Johnston 1941-9-12

FH: 00060505 Dicranum tubulifolium Ireland Mexico: Coahuila Sierra de la Madera, Corte Blanco fork of Ch... I. M. Johnston (h) 1941-9-12
FH: 00542164 Dicranum tubulifolium Ireland Mexico: Coahuila Mexico: western Coahuila. Sierran de la Made... I. M. Johnston 1941-9-12

FH: 00780716 Orthodicranum flagellare (Hedwig) Loeske Mexico: Coahuila [data not captured] I. M. Johnston b 1941-9-12

FH: 00780720 Orthodicranum flagellare (Hedwig) Loeske Mexico: Coahuila [data not captured] I. M. Johnston a 1941-9-12

FH: 00780721 Orthodicranum flagellare (Hedwig) Loeske Mexico: Coahuila [data not captured] I. M. Johnston b 1941-9-12

FH: 00780722 Orthodicranum flagellare (Hedwig) Loeske Mexico: Coahuila [data not captured] I. M. Johnston d 1941-9-12

FH: 00780725 Orthodicranum flagellare (Hedwig) Loeske Mexico: Coahuila [data not captured] I. M. Johnston 1941-9-12

Dilleniaceae
A: 01176086 Tetracera hydrophila Triana & Planchon Panama: Rio Congo; Northwestern part of Canazl Zone ... I. M. Johnston 1762 1956-4-1
Dioscoreaceae
GH: 00030385 Dioscorea cylindrostachya I. M. Johnston Chile: Antofagasta base of hills just southeast of La Chimba I. M. Johnston 3645 1925-10-19

GH: 00030385 Dioscorea fastigiata Gay Chile: Antofagasta base of hills just southeast of La Chimba I. M. Johnston 3645 1925-10-19

Ditrichaceae
FH: 00793402 Distichium capillaceum (Hedwig) Bruch & Schimper Mexico: Coahuila [data not captured] I. M. Johnston 1941-9

FH: 00793405 Distichium capillaceum (Hedwig) Bruch & Schimper Mexico: Coahuila [data not captured] I. M. Johnston 1941-9

Droseraceae
NEBC: 00741617 Drosera filiformis Rafinesque USA: Massachusetts Wellfleet: Wellfleet, Horsehead Pond I. M. Johnston 1935-9-3

Ephedraceae
GH: 00022604 Ephedra breana Philippi Chile: Atacama Sierra San Miguel: Quebrada Salto below Port... I. M. Johnston 4865 1925-11-5

A: 00356585 Ephedra clokeyi H. C. Cutler USA: California Palm Canyon I. M. Johnston 1048 1917-4-4

GH: 00022604 Ephedra wraithiana I. M. Johnston Chile: Atacama Sierra San Miguel: Quebrada Salto below Port... I. M. Johnston 4865 1925-11-5

Ericaceae
GH: 01117433 Arctostaphylos glandulosa Eastwood USA: California Along Sunset Trails, 1 1/2 mi. S. of Sunset ... I. M. Johnston 1924-8-13

GH: 00350842 Arctostaphylos parryana Lemmon USA: California San Gabriel Mts. Along Sunset Trail, 1 1/2 m... I. M. Johnston 1924-8-13

Euphorbiaceae
GH: 00045762 Argythamnia cremnophila (I. M. Johnston) J. W. Ingram Chile: Vicinity of Aguada Grande ("Cachinal de la C... I. M. Johnston 5779 1925-12-16

GH: 00045762 Chiropetalum cremnophilum I. M. Johnston Chile: Vicinity of Aguada Grande ("Cachinal de la C... I. M. Johnston 5779 1925-12-16

A: 00246648 Croton corymbulosus Engelmann : I. M. Johnston 8730 1941-9-1
GH: 00047100 Croton fruticulosus Torrey Mexico: Coahuila Sierra de la Madera: vicinity of "La Cueva" ... I. M. Johnston 9067 1941-9-11
A: 00246733 Croton leucophyllus Müller Argoviensis Mexico: N.E. Mexico I. M. Johnston 519
A: 00246734 Croton leucophyllus Müller Argoviensis Mexico: N.E. Mexico I. M. Johnston 519
A: 00246733 Croton palmeri S. Watson Mexico: N.E. Mexico I. M. Johnston 519
A: 00246734 Croton palmeri S. Watson Mexico: N.E. Mexico I. M. Johnston 519
A: 00246648 Croton pottsii (Klotzsch) Müller Argoviensis : I. M. Johnston 8730 1941-9-1
GH: 00047613 Ditaxis brandegei (Millspaugh) Rose & Standley Mexico: Coronados Island, Gulf of California I. M. Johnston 3764 1921-5-18

GH: 00047613 Ditaxis brandegei intonsa I. M. Johnston Mexico: Coronados Island, Gulf of California I. M. Johnston 3764 1921-5-18

GH: 00047770 Euphorbia Linnaeus Mexico: Coahuila Road from Monclova westward to beyond Cuatro... I. M. Johnston 7160 1938-8-24

GH: 00047763 Euphorbia ceroderma I. M. Johnston Mexico: Sonora San Pedro Bay I. M. Johnston 4304 1921-7-7

GH: 00047770 Euphorbia crepitata L. C. Wheeler Mexico: Coahuila Road from Monclova westward to beyond Cuatro... I. M. Johnston 7160 1938-8-24

GH: 00047801 Euphorbia polycarpa Bentham Mexico: Baja California Sur Monserrate Island, Gulf of California: Ensen... I. M. Johnston 3867 1921-5-24

GH: 00246266 Euphorbia polycarpa Bentham Mexico: The Gulf of California Carmen Island Saltwor... I. M. Johnston 4148 1921-6-16
GH: 00047801 Euphorbia polycarpa johnstonii L. C. Wheeler Mexico: Baja California Sur Monserrate Island, Gulf of California: Ensen... I. M. Johnston 3867 1921-5-24

GH: 00246266 Euphorbia polycarpa johnstonii L. C. Wheeler Mexico: The Gulf of California Carmen Island Saltwor... I. M. Johnston 4148 1921-6-16
A: 00347431 Tetracoccus dioicus Parry USA: California Red Mt. near Fall brook I. M. Johnston 1868 1918-4-27
GH: 00347434 Tetracoccus dioicus Parry USA: California Red Hill, near Fall Brook I. M. Johnston 1868 1918-4-27
Fabaceae
GH: 01963169 Acmispon argophyllus (A. Gray) Brouillet USA: California Day Canon I. M. Johnston 1737 1917-7-15

GH: 01963845 Acmispon nevadensis davidsonii (Greene) Brouillet USA: California South slope of Mt. San Antonio I. M. Johnston 1423 1917-7-4

GH: 00058405 Adesmia diaziana I. M. Johnston Chile: Antofagasta Rocky slopes above Aguada de Miguel Diaz, 24... I. M. Johnston 5352 1925-12-2

GH: 00058408 Adesmia glanduligera I. M. Johnston Argentina: San Juan Vicinity of Banos San Crispin, 29°11'S, 69�... I. M. Johnston 6117 1926-1-11

GH: 00058409 Adesmia gracillima I. M. Johnston Chile: Antofagasta Over rocks on the floor of the steep gulch d... I. M. Johnston 5428 1925-12-4

GH: 00058416 Adesmia viscidissima I. M. Johnston Chile: Antofagasta El Rincon, just north of Paposo, along trail... I. M. Johnston 5490 1925-12-7

A: 00366201 Amorpha californica Nuttall USA: California Hills west of Pomona I. M. Johnston 1348 1917-6-14

GH: 00589576 Astragalus darumbium (Bertero ex Colla) Clos Chile: Atacama Rio de Valeriano near La Cueva I. M. Johnston 6033 1926-1-8

GH: 00589573 Astragalus dodtii Philippi Chile: Antofagasta Vicinity of Aguada de Miguel Diaz, just back... I. M. Johnston 5353 1925-12-2

GH: 00589573 Astragalus melanogonatus I. M. Johnston Chile: Antofagasta Vicinity of Aguada de Miguel Diaz, just back... I. M. Johnston 5353 1925-12-2

GH: 00589574 Astragalus paposanus I. M. Johnston Chile: Antofagasta Vicinity of Paposo; Quebrada de Guanillo, ab... I. M. Johnston 5586 1925-12-8

GH: 00059479 Astragalus pulviniformis I. M. Johnston Argentina: San Juan Vega Cadillo, Rio de la Tagua, below its con... I. M. Johnston 6128 1926-1-12

GH: 00589576 Astragalus valerianensis I. M. Johnston Chile: Atacama Rio de Valeriano near La Cueva I. M. Johnston 6033 1926-1-8

GH: 00066138 Hosackia argophylla decora I. M. Johnston USA: California San Antonio Mountains, Cascade Canyon, 4500 ... I. M. Johnston 1278 1917-6-15

GH: 00065887 Lathyrus lomanus I. M. Johnston Chile: Antofagasta Aguada del Panul I. M. Johnston 5430 1925-12-4

GH: 00065887 Lathyrus magellanicus Lamarck Chile: Antofagasta Aguada del Panul I. M. Johnston 5430 1925-12-4

GH: 00066138 Lotus argophyllus argophyllus USA: California San Antonio Mountains, Cascade Canyon, 4500 ... I. M. Johnston 1278 1917-6-15

GH: 00366697 Lupinus albifrons Bentham USA: California Los Angeles: Playa del Rey I. M. Johnston 1337 1917-6-10

GH: 00366909 Lupinus chamissonis Eschscholtz USA: California Playa del Rey I. M. Johnston 1338 1917-6-10

GH: 00065511 Lupinus elatus I. M. Johnston USA: Nevada San Antonio Mountains, Ontario Peak summit I. M. Johnston 1626 1917-7-30

GH: 00303832 Lupinus elatus I. M. Johnston USA: California San Antonio Mountains, Head of Icehouse Cañ... I. M. Johnston 1627 1917-7-30

GH: 00366954 Lupinus elatus I. M. Johnston USA: California Southspur of Cucamonga peak I. M. Johnston 2063 1918-6-30

GH: 00369035 Lupinus longifolius (S. Watson) Abrams USA: California Puente Hills, Trunbull Canon I. M. Johnston 1896 1918-5-5

GH: 00369036 Lupinus longifolius (S. Watson) Abrams USA: California Playa del Rey. So. Calif. I. M. Johnston 1337 1917-6-10

GH: 00369037 Lupinus longifolius (S. Watson) Abrams USA: California back of Laguna Beach, San Joaquin I. M. Johnston 1897 1918-5-4

GH: 02342955 Trifolium gracilentum Torrey & A. Gray USA: California [data not captured] I. M. Johnston 6535 1922-5-14

GH: 02343322 Trifolium longipes atrorubens (Greene) J. M. Gillett USA: California [data not captured] I. M. Johnston 1924-7-5

GH: 02347497 Vicia villosa Roth USA: California [data not captured] I. M. Johnston 1918-6

Fagaceae
GH: 00344197 Quercus alvordiana Eastwood USA: California San Bernardino Mts I. M. Johnston 1924-9-1
GH: 00344282 Quercus chrysolepis Liebmann USA: California Cushenberry Grade, San Bernardino Mts., cany... I. M. Johnston 1924-9-1
Fouquieriaceae
GH: 00075339 Fouquieria shrevei I. M. Johnston Mexico: Coahuila 16 miles south of Laguna del Rey, gypsum fla... I. M. Johnston 7815 1938-9-20

Frankeniaceae
GH: 00063211 Frankenia gypsophila I. M. Johnston Mexico: San Luis Potosí Road from Matehuala north to San Miguel on t... I. M. Johnston 7614 1938-9-12

GH: 00376199 Frankenia salina (Molina) I. M. Johnston USA: California Ballona Creek near Mesmer I. M. Johnston 1269 1917-6-10
Gentianaceae
GH: 01246185 Gentiana prostrata Haenke Chile: Atacama Rio Sancarron below Corrales; River Valley b... I. M. Johnston 6216 1926-1-16

GH: 01246184 Gentiana prostrata Haenke Chile: Atacama Vicinity of Laguna Grande; east of lake I. M. Johnston 5931 1926-1-5

GH: 01246182 Gentiana prostrata Haenke Chile: Atacama Vicinity of Laguna Valeriano I. M. Johnston 6064

GH: 00050551 Leiphaimos stenoloba I. M. Johnston Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1116 1946-1-12

GH: 00050551 Voyria auriantiaca Splitgerber Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1116 1946-1-12

Gnetaceae
A: 00257757 Gnetum leyboldi woodsonianum Markgraf Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1786 1956-4-5

A: 00257757 Gnetum urens (Aublet) Blume Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1786 1956-4-5

A: 00257757 Gnetum woodsonianum (Markgraf) H. S. Won Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1786 1956-4-5

Grimmiaceae
FH: 00899839 Schistidium apocarpum (Hedwig) Bruch & Schimper Mexico: Coahuila [data not captured] I. M. Johnston j 1941-9-12
FH: 00899840 Schistidium apocarpum (Hedwig) Bruch & Schimper Mexico: Coahuila [data not captured] I. M. Johnston j 1941-9-12
Hydnangiaceae
FH: 00416066 Arcangeliella behrii (Harkness) Zeller & C. W. Dodge USA: California Cucamonga Canyon, San Antonio Mountains I. M. Johnston 219 1918-11-10

Hydrophyllaceae
A: 00402854 Eriodictyon crassifolium Bentham USA: California Palm Canyon I. M. Johnston 1072 1917-4-4
GH: 00521993 Nama canescens C. L. Hitchcock Mexico: San Luis Potosí Road from San Luis Potosi to Matehuala (via ... I. M. Johnston 7510 1938-9-10

GH: 00093097 Nama hispida A. Gray Mexico: Coahuila Road from state-boundary, near La Ventura, n... I. M. Johnston 7633 1938-9-13

GH: 00093097 Nama hispida gypsicola I. M. Johnston Mexico: Coahuila Road from state-boundary, near La Ventura, n... I. M. Johnston 7633 1938-9-13

GH: 00521998 Nama johnstonii C. L. Hitchcock Mexico: Coahuila Road from Parras to Torreon (via Peña and V... I. M. Johnston 7740 1938-9-17

GH: 01166055 Nama serpylloides confertum I. M. Johnston Mexico: Coahuila Road from Monclova westward to beyond Cuatro... I. M. Johnston 7126 1938-8-25

GH: 01166055 Nama serpylloides velutina C. L. Hitchcock Mexico: Coahuila Road from Monclova westward to beyond Cuatro... I. M. Johnston 7126 1938-8-25

GH: 01166056 Nama serpylloides velutina C. L. Hitchcock Mexico: Coahuila Road from Piedras Negras south to Monclova. ... I. M. Johnston 7063 1938-8-22

GH: 00521998 Nama sp. Mexico: Coahuila Road from Parras to Torreon (via Peña and V... I. M. Johnston 7740 1938-9-17

GH: 00093097 Nama sp. Mexico: Coahuila Road from state-boundary, near La Ventura, n... I. M. Johnston 7633 1938-9-13

GH: 01166071 Nama undulata Kunth Chile: Atacama La Pampa, valley of Rio del Transito I. M. Johnston 5867 1926-1-2

GH: 01166071 Nama undulata australis C. L. Hitchcock Chile: Atacama La Pampa, valley of Rio del Transito I. M. Johnston 5867 1926-1-2

GH: 00093519 Phacelia pallida I. M. Johnston Mexico: Coahuila Gypsum beds on escarpment near Tanque La Luz... I. M. Johnston 8486 1941-8-26

GH: 00093522 Phacelia pallida I. M. Johnston Mexico: Chihuahua 12 miles south of Ojinaga. Along road from O... I. M. Johnston 8040 1941-8-10

GH: 00093520 Phacelia pallida I. M. Johnston Mexico: Coahuila Gypsum beds on escarpment near Tanque La Luz... I. M. Johnston 8486 1941-8-26

GH: 00093522 Phacelia petiolata I. M. Johnston Mexico: Chihuahua 12 miles south of Ojinaga. Along road from O... I. M. Johnston 8040 1941-8-10

Hypnaceae
FH: 01142053 Hypnum cupressiforme Hedwig Mexico: Coahuila [data not captured] I. M. Johnston 1941-9-12
FH: 01142054 Hypnum cupressiforme Hedwig Mexico: Coahuila [data not captured] I. M. Johnston i 1941-9-12
FH: 00920443 Pylaisia sp. Mexico: Coahuila [data not captured] I. M. Johnston 1941-9-12
Hypogymniaceae
FH: 00450588 Hypogymnia enteromorpha (Acharius) Nylander USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00438029 Hypogymnia imshaugii Krog USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00438029 Hypogymnia vittata (Acharius) Parrique USA: California [data not captured] I. M. Johnston 1916-11-19

Iridaceae
GH: 00031465 Tigridia philippiana I. M. Johnston Chile: Vicinity of Aguada Grande ("Cachinal de la C... I. M. Johnston 5757 1925-12-17

Juncaceae
GH: 02101104 Juncus macrophyllus Coville USA: California [data not captured] I. M. Johnston 1924-9-2

Lamiaceae
A: 00400293 Hyptis emoryi Torrey USA: California Near Palm Springs I. M. Johnston 1095 1917-4-4

GH: 00400478 Monardella australis cinerea (Abrams) A. C. Sanders & Elvin USA: California San Antonio Mountains, South slope of Baldy I. M. Johnston 1422 1917-7-4

GH: 00400479 Monardella australis cinerea (Abrams) A. C. Sanders & Elvin USA: California San Antonio Mountains, slope of "Little Bald... I. M. Johnston 1693 1917-8-22

GH: 00400480 Monardella australis cinerea (Abrams) A. C. Sanders & Elvin USA: California South slope, Cucamonga Peak, San Antonio Mts... I. M. Johnston 5118 1925-7-22

GH: 00400574 Monardella linoides erecta (Abrams) Elvin & A. C. Sanders USA: California San Bernardino Mountains: North side of Gold... I. M. Johnston 1924-9-1

GH: 00400625 Monardella saxicola I. M. Johnston USA: California South spur of Cucamonga Peak, San Antonio Mo... I. M. Johnston 2050 1918-6-30

GH: 00400626 Monardella saxicola I. M. Johnston USA: California Head of Evey Cañon, San Antonio Mountains I. M. Johnston 1440 1917-7-1

GH: 00400627 Monardella saxicola I. M. Johnston USA: California along trail near start of new trail to Brown... I. M. Johnston 1924-8-13

GH: 01244904 Salvia tubiflora Smith Chile: Antofagasta Vicinity of Aguada de Miguel Diaz, ca. 24° ... I. M. Johnston 5336 1925-12-1

GH: 00002072 Stachys eremicola Epling Chile: Atacama Vicinity of Puerto de Chañaral; hills back ... I. M. Johnston 4810 1925-10-28

GH: 00002153 Tetraclea subinclusa I. M. Johnston Mexico: Coahuila S end of Cañada Oscuro near Tangue La Luz I. M. Johnston 8504 1941-8-26

GH: 00402475 Trichostema micranthum A. Gray USA: California San Bernardino Mountains: Holcomb Valley I. M. Johnston 1924-9-1

GH: 00402518 Trichostema parishii Vasey USA: California Sunset Trail, San Gabriel Mts I. M. Johnston 1924-8-13

Lauraceae
A: 00026406 Cinnamomum triplinerve (Ruiz & Pavon) Kostermans Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 697 1945-4-11

A: 00026405 Cinnamomum triplinerve (Ruiz & Pavon) Kostermans Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 697 1945-4-11

A: 00026406 Phoebe johnstonii C. K. Allen Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 697 1945-4-11

A: 00026405 Phoebe johnstonii C. K. Allen Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 697 1945-4-11

Lecanoraceae
FH: 00419313 Aspicilia gibbosa (Acharius) Körber USA: California [data not captured] I. M. Johnston 1916

FH: 00419351 Aspicilia laevata (Acharius) Arnold USA: California [data not captured] I. M. Johnston 1916

FH: 00372694 Lecanora allophana (Acharius) Nylander USA: California [data not captured] I. M. Johnston 1917

FH: 00372709 Lecanora argentata (Acharius) Röhling USA: California [data not captured] I. M. Johnston 1916

FH: 00372865 Lecanora caesiorubella Acharius USA: California Berkeley: [data not captured] I. M. Johnston 1919-3

FH: 00372910 Lecanora caesiorubella merrillii Imshaug & Brodo USA: California [data not captured] I. M. Johnston 1918

FH: 00372949 Lecanora carpinea (Linnaeus) Vainio USA: California [data not captured] I. M. Johnston 1918-11-24

FH: 00372950 Lecanora carpinea (Linnaeus) Vainio USA: California [data not captured] I. M. Johnston 1916-10-19

FH: 00451460 Lecanora muralis (Schreber) Rabenhorst USA: California [data not captured] I. M. Johnston 1917

FH: 00451461 Lecanora muralis (Schreber) Rabenhorst USA: California [data not captured] I. M. Johnston 1916

FH: 00451465 Lecanora muralis (Schreber) Rabenhorst USA: California [data not captured] I. M. Johnston 1917-2-11

FH: 00451550 Lecanora pacifica Tuckerman USA: California [data not captured] I. M. Johnston 1918

FH: 00451691 Lecanora polytropa (Ehrhart) Rabenhorst USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00451692 Lecanora polytropa (Ehrhart) Rabenhorst USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00438970 Lecanora sp. USA: California [data not captured] I. M. Johnston 1916-11-12

FH: 00452022 Lecanora subfusca (Linnaeus) Acharius USA: California [data not captured] I. M. Johnston 1916-11-19

FH: 00452039 Lecanora subfusca (Linnaeus) Acharius USA: California [data not captured] I. M. Johnston 1916-11-20

FH: 00452041 Lecanora subfusca (Linnaeus) Acharius USA: California [data not captured] I. M. Johnston 1916-11-19

Lecideaceae
FH: 00452342 Lecidea antoniensis H. Magnusson USA: California [data not captured] I. M. Johnston 1918-11-17

FH: 00452592 Lecidea atrobrunnea (Ramond) Schaerer USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00452597 Lecidea atrobrunnea (Ramond) Schaerer USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00452598 Lecidea atrobrunnea (Ramond) Schaerer USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00452602 Lecidea atrobrunnea (Ramond) Schaerer USA: California [data not captured] I. M. Johnston 1917-12-22

FH: 00452734 Lecidea diducens Nylander USA: California [data not captured] I. M. Johnston 1917

FH: 00452388 Lecidea sp. USA: California [data not captured] I. M. Johnston 1918-11-24

FH: 00452657 Lecidea sp. USA: California [data not captured] I. M. Johnston 1916-11-19

Liliaceae
GH: 00404082 Maianthemum stellatum (Linnaeus) Link USA: California Coldwater Fork I. M. Johnston 1448 1917-7-3
GH: 00135474 Pasithea caerulea grandiflora I. M. Johnston Chile: Antofagasta Tocopilla, steep hillside ca. 6 km. north of... I. M. Johnston 3608 1925-10-18

GH: 00135475 Pasithea caerulea grandiflora I. M. Johnston Chile: Antofagasta Tocopilla, steep hillside ca. 6 km. north of... I. M. Johnston 3608 1925-10-18

GH: 00404082 Smilacina sessilifolia Nuttall ex Baker USA: California Coldwater Fork I. M. Johnston 1448 1917-7-3
Linaceae
GH: 01248279 Linum australe A. Heller Mexico: Chihuahua Vicinity of Pirámide; about lat. 28° 45' N... I. M. Johnston 8151 1941-8-11

GH: 00043809 Linum cremnophilum I. M. Johnston Chile: Antofagasta Region about Aguada Cachina (waterhole in Qu... I. M. Johnston 5707 1925-12-15

GH: 01248600 Linum cremnophilum I. M. Johnston Chile: Vicinity of Aguada Grande ("Cachinal de la C... I. M. Johnston 5781 1925-12-16

GH: 01248321 Linum lewisii Pursh Mexico: Coahuila Sierra de la Madera: vicinity of "La Cueva" ... I. M. Johnston 8963 1941-9-11

GH: 01248318 Linum lewisii Pursh Mexico: Coahuila Trail from head of Cañon del Cuervo Chico n... I. M. Johnston 8542 1941-8-27

GH: 00043811 Linum parvum I. M. Johnston Peru: Arequipa Mollendo, hillside directly back of the port I. M. Johnston 3549 1925-10-16

GH: 01248654 Linum prostratum Dombey ex Lamarck Chile: Antofagasta Vicinity of Aguada de Miguel Diaz, ca. 24° ... I. M. Johnston 5397 1925-12-1

GH: 01248653 Linum prostratum Dombey ex Lamarck Chile: Antofagasta Aguada del Panul, ca. lat. 24° 47' S. I. M. Johnston 5438 1925-12-4

GH: 01248652 Linum prostratum Dombey ex Lamarck Chile: Antofagasta El Rincon, just north of Paposo, along trail... I. M. Johnston 5527 1925-12-7

GH: 01248422 Linum rigidum filifolium Shinners Mexico: Coahuila Western base of Picacho del Fuste, northeast... I. M. Johnston 8394 1941-8-23

GH: 01248477 Linum rupestre (A. Gray) Engelmann ex A. Gray Mexico: Coahuila slope under the main ridge of the Fuste; Wes... I. M. Johnston 8451 1941-8-23

GH: 01248462 Linum rupestre (A. Gray) Engelmann ex A. Gray Mexico: Coahuila Sierra de la Madera: vicinity of "La Cueva" ... I. M. Johnston 9120 1941-9-11

GH: 01248461 Linum rupestre (A. Gray) Engelmann ex A. Gray Mexico: Coahuila San Antonio de los Alamos, eastern base of t... I. M. Johnston 8247 1941-8-20

GH: 01248460 Linum rupestre (A. Gray) Engelmann ex A. Gray Mexico: Coahuila Vicinity of Aguaje del Pajarito, canyon at w... I. M. Johnston 8719 1941-9-1

GH: 01248459 Linum rupestre (A. Gray) Engelmann ex A. Gray Mexico: Coahuila Picacho de San Jose; foothills of the Sierra... I. M. Johnston 8207 1941-8-17

GH: 01248531 Linum schiedeanum Chamisso & Schlechtendal Mexico: Coahuila Western side of Potrero de la Mula, about 20... I. M. Johnston 9234 1941-9-18

Loasaceae
GH: 00003636 Mentzelia pachyrhiza I. M. Johnston Mexico: Coahuila 11 miles north of Parras I. M. Johnston 7717 1938-9-16

Loranthaceae
GH: 00035762 Phoradendron johnstonii Trelease Venezuela: Coche Island I. M. Johnston 10 1903-8-5

GH: 00035762 Phoradendron strongyloclados Eichler Venezuela: Coche Island I. M. Johnston 10 1903-8-5

Lycoperdaceae
FH: 00416337 Calvatia cyathiformis (Bosc) Morgan Mexico: Chihuahua Mexico: State of Chihuahua Road from Mestena... I. M. Johnston 1938-9

FH: 00416358 Calvatia fragilis (Quélet) Morgan Mexico: Coahuila Mexico: western Coahuila Base of Sierra de H... I. M. Johnston 1940-9

Malesherbiaceae
GH: 00106990 Malesherbia glandulifera Werdermann Chile: Atacama Sierra San Miguel, between Augada San Pedrit... I. M. Johnston 4883 1925-11-6

GH: 00106999 Malesherbia johnstonii Werdermann Chile: Atacama Quebrada de Potrerillos, along old road betw... I. M. Johnston 3694 1925-10-22

GH: 00106999 Malesherbia obtusa johnstonii (Werdermann) Ricardi Chile: Atacama Quebrada de Potrerillos, along old road betw... I. M. Johnston 3694 1925-10-22

GH: 00106990 Malesherbia rugosa Gay Chile: Atacama Sierra San Miguel, between Augada San Pedrit... I. M. Johnston 4883 1925-11-6

Malpighiaceae
GH: 00059510 Stigmaphyllon panamense C. E. Anderson Panama: San Jose Island, Las Perlas Archipelago, Gul... I. M. Johnston 1301 1946-2-1

GH: 00255114 Tetrapterys glabrifolium (Grisebach ex Martius) Small Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 58 1944-10-7

GH: 00255114 Tetrapterys goudotiana Triana & Planchon Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 58 1944-10-7

GH: 00255114 Tetrapterys macrocarpa I. M. Johnston Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 58 1944-10-7

Malvaceae
GH: 01244715 Abelmoschus esculentus Moench Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1090 1946-1-9

GH: 00052744 Cristaria aspera formosula (I. M. Johnston) Muñoz-Schick Chile: Antofagasta Vicinity of Aguada Grande, dry gravelly floo... I. M. Johnston 5819 1925-12-18

GH: 00052741 Cristaria diaziana I. M. Johnston Chile: Antofagasta Vicinity of Aguada de Miguel Diaz, dryish ro... I. M. Johnston 5365 1925-12-2

GH: 00052742 Cristaria diaziana I. M. Johnston Chile: Antofagasta Vicinity of Aguada de Miguel Diaz, dryish ro... I. M. Johnston 5365 1925-12-2

GH: 00052747 Cristaria dissecta glandulosa (Philippi) Muñoz-Schick Chile: Atacama Vicinity of Potrerillos, in shallow gulch ne... I. M. Johnston 4744 1925-10-24

GH: 00052744 Cristaria formosula I. M. Johnston Chile: Antofagasta Vicinity of Aguada Grande, dry gravelly floo... I. M. Johnston 5819 1925-12-18

GH: 00052745 Cristaria fuentesiana I. M. Johnston Chile: Antofagasta Cerro de la Cachina, peak near sea ca. 14 km... I. M. Johnston 5686 1925-12-15

GH: 00052746 Cristaria fuentesiana I. M. Johnston Chile: Antofagasta Cerro de la Cachina, peak neas sea, ca. 14 k... I. M. Johnston 5686 1925-12-15

GH: 00052747 Cristaria glomerulata I. M. Johnston Chile: Atacama Vicinity of Potrerillos, in shallow gulch ne... I. M. Johnston 4744 1925-10-24

GH: 00052741 Cristaria integerrima Philippi Chile: Antofagasta Vicinity of Aguada de Miguel Diaz, dryish ro... I. M. Johnston 5365 1925-12-2

GH: 00052749 Cristaria integerrima Philippi Chile: Antofagasta El Rincon just north of Paposo, along trail ... I. M. Johnston 5502 1925-12-7

GH: 00112714 Cristaria integerrima Philippi Chile: Antofagasta Vicinity of Aguada de Cardon, silty wash bel... I. M. Johnston 5267 1925-12-4

GH: 00052742 Cristaria integerrima Philippi Chile: Antofagasta Vicinity of Aguada de Miguel Diaz, dryish ro... I. M. Johnston 5365 1925-12-2

GH: 00112714 Cristaria intonsa I. M. Johnston Chile: Antofagasta Vicinity of Aguada de Cardon, silty wash bel... I. M. Johnston 5267 1925-12-4

GH: 00052748 Cristaria leucantha I. M. Johnston Chile: Antofagasta Vicinity of Aguada del Cardon, fravelly floo... I. M. Johnston 5270 1925-11-30

GH: 00052749 Cristaria paposana I. M. Johnston Chile: Antofagasta El Rincon just north of Paposo, along trail ... I. M. Johnston 5502 1925-12-7

GH: 01117849 Cristaria sp. Chile: Antofagasta Prov. Antofagasta, Dept. Taltal; Vicinity of... I. M. Johnston 5567 1925-11-30

GH: 00052750 Cristaria thinophila I. M. Johnston Chile: Antofagasta Sand slopes on ridge just back of Punta Reye... I. M. Johnston 5359 1925-12-2

GH: 00052750 Cristaria viridiluteola pinnata (Philippi) Muñoz-Schick Chile: Antofagasta Sand slopes on ridge just back of Punta Reye... I. M. Johnston 5359 1925-12-2

GH: 00052961 Nototriche holoserica A. W. Hill Chile: Atacama Vicinity of Laguna Valeriano, 29°3'S, 69°5... I. M. Johnston 6046 1926-1-8

GH: 00052979 Palaua inconspicua I. M. Johnston Chile: Antofagasta Steep hillside ca. 6 km. north of port and a... I. M. Johnston 3617 1925-10-18

GH: 00058138 Sphaeralcea ambigua versicolor Kearney Mexico: Baja California Norte Angel de la Guarda Island, opposite Pond Isl... I. M. Johnston 4214 1921-6-30

GH: 00385011 Sphaeralcea emoryi variabilis (Cockerell) Kearney USA: California Upland I. M. Johnston 1936 1918-5-19

Massalongiaceae
FH: 00302986 Leptochidium albociliatum (Desmazières) M. Choisy USA: California San Antonio Mts., Sunset Peak I. M. Johnston 3164 1918-11-17
FH: 00302987 Leptochidium albociliatum (Desmazières) M. Choisy USA: California San Antonio Mts., Evey Canon I. M. Johnston 3206 1916-10-22
Melampsoraceae
FH: 00877233 Chrysomyxa pyrolae Rostrup USA: Massachusetts Wellfleet: Great Island I. M. Johnston 1939-6-14
Melastomataceae
GH: 00072691 Miconia insularis Gleason Panama: San Jose Island, Perlas archipelago, about 5... I. M. Johnston 448 1944-11-10

Mimosaceae
GH: 00058221 Acacia brandegeana I. M. Johnston Mexico: Baja California Norte Agua Verde Bay, Baja California I. M. Johnston 3881 1921-5-26

A: 00058220 Acacia brandegeana I. M. Johnston Mexico: Baja California Norte Agua Verde Bay, Baja California I. M. Johnston 3881 1921-5-26

A: 00058220 Acacia rigidula Bentham Mexico: Baja California Norte Agua Verde Bay, Baja California I. M. Johnston 3881 1921-5-26

GH: 00977693 Acacia rigidula Bentham Mexico: Coahuila ca. 2 km. southeast of Puertocito, western e... I. M. Johnston 9304 1941-9-21

GH: 00444569 Painteria elachistophylla (S. Watson) Britton & Rose Mexico: Coahuila Vicinity of Aguajue del Pajarito, canyon at ... I. M. Johnston 8678 1941-9
Moraceae
GH: 00034464 Ficus bullenei I. M. Johnston Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 389 1944-11-5

GH: 00034465 Ficus campbellii I. M. Johnston Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 721 1945-4-16

GH: 00295602 Ficus glabrata Kunth Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1510 1955-8-1
GH: 00295602 Ficus insipida Willdenow Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1510 1955-8-1
GH: 00295711 Ficus insipida Willdenow Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1339 1946-2-5
GH: 00295712 Ficus insipida Willdenow Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1339 1946-2-5
GH: 00295718 Ficus insipida Willdenow Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1284 1946-1-30
GH: 00034473 Ficus leavensii I. M. Johnston Panama: San Jose Island: western end of Main Beach I. M. Johnston 1125 1946-1-12
GH: 00034474 Ficus leavensii thinophila I. M. Johnston Panama: San Josa Island: Playa Grande I. M. Johnston 1012 1946-1-2

GH: 00295988 Ficus maxima Miller Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 449 1944-11-10
GH: 00295989 Ficus maxima Miller Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1383 1946-2-14
GH: 00312068 Ficus maxima Miller Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 533 1945-3-27
A: 00312077 Ficus maxima Miller Panama: south of Fort Sherman I. M. Johnston 1656 1955-11-12
GH: 00312228 Ficus maxima Miller Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 1338 1946-2-5
A: 00312250 Ficus maxima Miller Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1656 1955-11-12
A: 00312077 Ficus radula Humboldt & Bonpland ex Willdenow Panama: south of Fort Sherman I. M. Johnston 1656 1955-11-12
A: 00312250 Ficus radula Humboldt & Bonpland ex Willdenow Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1656 1955-11-12
GH: 00034465 Ficus trigonata Linnaeus Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 721 1945-4-16

A: 00034948 Pourouma johnstonii Woodson Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1714 1956-3-27

A: 00034947 Pourouma johnstonii Woodson Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1714 1956-3-27

Myrsinaceae
GH: 00061258 Myrsine pellucido-punctata Oersted Panama: San Jose Island, Perlas archipelago, main ro... I. M. Johnston 441 1944-11-9

GH: 00061258 Rapanea panamensis Lundell Panama: San Jose Island, Perlas archipelago, main ro... I. M. Johnston 441 1944-11-9

Myrtaceae
A: 00589581 Calyptranthes johnstonii McVaugh Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1764 1956-4-1

A: 00589582 Calyptranthes johnstonii McVaugh Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1764 1956-4-1

A: 00589581 [None] Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1764 1956-4-1

A: [None] Panama: Northwestern part of Canal Zone (area west o... I. M. Johnston 1764 1956-4-1

Nyctaginaceae
GH: 00037465 Acleisanthes undulatus (Fowler & Turner) R. A. Levin Mexico: Coahuila 4 miles west of Cuatro Cienegas, mouth of ca... I. M. Johnston 7159 1938-8-24

GH: 00139821 Mirabilis ovata (Ruiz & Pavon) F. Meigen Chile: Antofagasta Steep hillside ca. 6 km north of port and ab... I. M. Johnston 3593 1925-10-18
GH: 00037465 Selinocarpus undulatus B. A. Fowler & B. L. Turner Mexico: Coahuila 4 miles west of Cuatro Cienegas, mouth of ca... I. M. Johnston 7159 1938-8-24

Ochrolechiaceae
FH: 00455622 Ochrolechia pallescens (Linnaeus) A. Massalongo USA: California [data not captured] I. M. Johnston 1916-11-26

FH: 00455623 Ochrolechia pallescens (Linnaeus) A. Massalongo USA: California [data not captured] I. M. Johnston 1918

FH: 00455574 Ochrolechia subpallescens Verseghy USA: California Berkeley: [data not captured] I. M. Johnston 1919-3

Oleaceae
A: 00401251 Fraxinus latifolia Bentham USA: California San Gabriel River at El Monte I. M. Johnston 2097 1918-7-28

A: 00401251 Fraxinus oregona Nuttall USA: California San Gabriel River at El Monte I. M. Johnston 2097 1918-7-28

A: 00401281 Fraxinus velutina coriacea (S. Watson) Rehder USA: California Santa Ana River, nw. of Corona I. M. Johnston 1804 1917-12-1

Onagraceae
GH: 01625428 Camissonia cardiophylla (Torrey) P. H. Raven Mexico: Sonora San Pedro Martir Island I. M. Johnston 3147 1921-4-18

GH: 01625431 Camissonia cardiophylla (Torrey) P. H. Raven Mexico: Baja California Sur Gulf of California: Angel de la Guardia Isla... I. M. Johnston 4232 1921-6-30

GH: 01625428 Camissonia cardiophylla cardiophylla (Torrey) P. H. Raven Mexico: Sonora San Pedro Martir Island I. M. Johnston 3147 1921-4-18

GH: 01625431 Camissonia cardiophylla cardiophylla (Torrey) P. H. Raven Mexico: Baja California Sur Gulf of California: Angel de la Guardia Isla... I. M. Johnston 4232 1921-6-30

GH: 01625750 Camissonia ignota (Jepson) P. H. Raven USA: California near Corona I. M. Johnston 1875 1918-4-27

GH: 00367812 Epilobium canum latifolium (Hooker) P. H. Raven USA: California Fish Camp, San Bernadino Mts I. M. Johnston 1924-9-2

GH: 01117856 Oenothera arequipensis Munz & I. M. Johnston Chile: Antofagasta Prov. Antofagasta, Dept. Tocopilla; Tocopill... I. M. Johnston 3602 1925-10-18

GH: 01117856 Oenothera verrucosa I. M. Johnston Chile: Antofagasta Prov. Antofagasta, Dept. Tocopilla; Tocopill... I. M. Johnston 3602 1925-10-18

Ophioglossaceae
GH: 00424522 Botrychium crenulatum W. H. Wagner USA: California Coldwater Fork of the Lytle Creek I. M. Johnston 1757 1917-8-21
Ophioparmaceae
FH: 00450481 Hypocenomyce anthracophila (Nylander) P. James & Gotth. Schneider USA: California [data not captured] I. M. Johnston 1917

Orchidaceae
GH: 00000306 Bipinnula taltalensis I. M. Johnston Chile: Antofagasta Dept. Taltal, vicinity of Aguada del Miguel ... I. M. Johnston 5372 1925-12-1

AMES: 02387056 Bletia purpurea (Lamarck) de Candolle Panama: Sea cliffs at East Bay; San Jose Island, Per... I. M. Johnston 567 1945-3-28

AMES: 02387104 Bletia purpurea (Lamarck) de Candolle Panama: Icaco Island; San Jose Island, Perlas archip... I. M. Johnston 922 1945-12-27

AMES: 02154255 Caularthron bilamellatum (H. G. Reichenbach) R. E. Schultes Panama: Mouth of Matta Puerco; San Jose Island, Perl... I. M. Johnston 703 1945-4-12

GH: 02389287 Corallorhiza elliptica Schlechter Mexico: Coahuila western Coahuila; Sierra de la Madera: high ... I. M. Johnston 9008 1941-9-13

GH: 02389287 Corallorhiza involuta Greenman Mexico: Coahuila western Coahuila; Sierra de la Madera: high ... I. M. Johnston 9008 1941-9-13

AMES: 01938126 Corallorhiza maculata (Rafinesque) Rafinesque USA: California vicinity of Kelly's Cabin (Ontario Pk) I. M. Johnston 1669 1917-7-30

GH: 02389291 Corallorhiza striata involuta (Greenman) Freudenstein Mexico: Coahuila Sierra de la Madera: Corte Blanco fork of Ch... I. M. Johnston 9051 1941-9-12

GH: 02389287 Corallorhiza striata involuta (Greenman) Freudenstein Mexico: Coahuila western Coahuila; Sierra de la Madera: high ... I. M. Johnston 9008 1941-9-13

GH: 02091248 Dichromanthus cinnabarinus (La Llave & Lexarza) Garay Mexico: Coahuila Cañon del Cuervo Chico, a large canyon cut ... I. M. Johnston 8524 1941-8-27

AMES: 02091278 Dichromanthus cinnabarinus (La Llave & Lexarza) Garay Mexico: Coahuila Sierra Gavia: 5 miles north of Saucillo I. M. Johnston 7221 1938-8-28

AMES: 02112791 Epidendrum imatophyllum Lindley Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 614 1945-4-3

AMES: 02112801 Epidendrum imatophyllum Lindley Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 595 1945-3-30

AMES: 02112800 Epidendrum imatophyllum Lindley Panama: Naval Station Road; San Jose Island, Perlas ... I. M. Johnston 609 1945-4-2

AMES: 02110071 Epidendrum stamfordianum Bateman Panama: Little Butch Trail; San Jose Island, Perlas ... I. M. Johnston 1160 1946-1-17

A: 02341313 Eulophia alta Fawcett & Rendle Panama: River Road at Congo Bridge. Northwestern par... I. M. Johnston 1667 1955-11-13

A: 02341312 Eulophia alta Fawcett & Rendle Panama: River Road at Congo Bridge. Northwestern par... I. M. Johnston 1667 1955-11-13

GH: 02389225 Hexalectris grandiflora (A. Richard & Galeotti) L. O. Williams Mexico: Coahuila western Coahuila; Sierra de la Madera: Corte... I. M. Johnston 8989 1941-9-12

AMES: 00101051 Lycaste campbellii C. Schweinfurth Panama: San Jose Island, Perlas Archipelago, Gulf pf... I. M. Johnston 1371 1946-2-13

AMES: 00084671 Lycaste campbellii C. Schweinfurth Panama: San Jose Island, Perlas Archipelago, Gulf pf... I. M. Johnston 1371 1946-2-13

AMES: 00101051 Lycaste sp. Panama: San Jose Island, Perlas Archipelago, Gulf pf... I. M. Johnston 1371 1946-2-13

GH: 01983468 Malaxis macrostachya (Lexarza) Kuntze Mexico: Coahuila Sierra de la Madera: Corte Blanco fork of Ch... I. M. Johnston 8981 1941-9-12

GH: 01983468 Malaxis soulei L. O. Williams Mexico: Coahuila Sierra de la Madera: Corte Blanco fork of Ch... I. M. Johnston 8981 1941-9-12

GH: 02092552 Microthelys Mexico: Coahuila Sierra de la Madera: high crest of main ridg... I. M. Johnston 9024 1941-9-13

GH: 02092552 Microthelys rubrocalosa (B. L. Robinson & Greenman) Garay Mexico: Coahuila Sierra de la Madera: high crest of main ridg... I. M. Johnston 9024 1941-9-13

GH: 01948196 Platanthera brevifolia (Greene) Senghas Mexico: Coahuila Sierra de la Madera: high crest of main ridg... I. M. Johnston 9007A 1941-9-13

GH: 01948197 Platanthera brevifolia (Greene) Senghas Mexico: Coahuila Sierra de la Madera: high crest of main ridg... I. M. Johnston 9007 1941-9-13

GH: 01948199 Platanthera brevifolia (Greene) Senghas Mexico: Coahuila Sierra de la Madera: high crest of main ridg... I. M. Johnston 9025 1941-9-13

AMES: 02151472 Pleurothallis brighamii S. Watson Panama: Mouth of Matta Puerco. San Jose Island, Perl... I. M. Johnston 487 1944-11-13

AMES: 02151471 Pleurothallis brighamii S. Watson Panama: Rio Mareno north of Red Hill. San Jose Islan... I. M. Johnston 135 1944-10-12

AMES: 02152811 Pleurothallis sp. R. Brown Panama: in Area 11B, San Jose Island, Perlas archipe... I. M. Johnston 1370 1946-2-13

AMES: 02154637 Scaphyglottis behrii (H. G. Reichenbach) Bentham & Hooker f. Panama: Eastern part of Area 2A; San Jose Island, Pe... I. M. Johnston 1193 1946-1-21

AMES: 02154657 Scaphyglottis behrii (H. G. Reichenbach) Bentham & Hooker f. Panama: Little Butch Trail (south end); San Jose Isl... I. M. Johnston 1290 1941-1-31

AMES: 02154848 Scaphyglottis laevilabia Ames Panama: upper Marino Basin (Little Butch); San Jose ... I. M. Johnston 203 1944-10-17

AMES: 02154847 Scaphyglottis laevilabia Ames Panama: Little Butch Trail (south end); San Jose Isl... I. M. Johnston 1289 1946-1-31

AMES: 02161058 Sobralia decora Bateman Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 212 1944-10-18

AMES: 02161091 Sobralia fragrans Lindley Panama: Cross Roads. San Jose Island, Perlas archipe... I. M. Johnston 1118 1946-1-12

AMES: 02161086 Sobralia fragrans Lindley Panama: San Jose Island, Perlas archipelago, Gulf of... I. M. Johnston 146 1944-10-13

Orobanchaceae
GH: 02033935 Castilleja affinis Hooker f. & Arnott USA: California Wash west of Upland I. M. Johnston 1929 1917-4-28

GH: 00078378 Euphrasia adenonota I. M. Johnston Chile: Atacama Vicinity of Laguna Valeriano, moist silt and... I. M. Johnston 6067 1926-1-9

Orthotrichaceae
FH: 00213943 Orthotrichum johnstonii E. B. Bartram Chile: Antofagasta Vicinity of Aguada Grande ["Cachinal de la C... I. M. Johnston 17 1925-12-16
FH: 00213942 Orthotrichum johnstonii E. B. Bartram Chile: Antofagasta Vicinity of Aguada Grande ["Cachinal de la C... I. M. Johnston 17 1925-12-16
FH: 00521414 Zygodon ehrenbergii Müller Halle Mexico: Coahuila [data not captured] I. M. Johnston 1941-9-12
FH: 00304452 Zygodon reinwardtii (Hornschuch) A. Braun Mexico: Coahuila [data not captured] I. M. Johnston J.1 1940-9-12

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