Aceraceae GH: 01792027 Acer negundo interius (Britton) Sargent USA: Colorado at the Mantle Ranch on the Yampa River in th... Ced. L. Porter 3887 1946-6-21
Alismataceae GH: 01632045 Alisma triviale Pursh USA: Colorado between Craig and Steamboat Springs Ced. L. Porter 3940 1946-6-26
Apocynaceae GH: 02179588 Apocynum androsaemifolium Linnaeus USA: Wyoming In Yellow Pine woods near Upton Ced. L. Porter 3949 1946-7-3
GH: 02178158 Apocynum cannabinum Linnaeus USA: Wyoming Moist ditch about 3 miles north of Wheatland Ced. L. Porter 4001 1946-7-11
GH: 02178157 Apocynum cannabinum Linnaeus USA: Wyoming Moist banks of Bull Lake Creek near Bull Lak... Ced. L. Porter 4032 1946-7-20
Asteraceae GH: 02141738 Agoseris parviflora (Nuttall) D. Dietrich USA: Colorado Near summit of Zenobia Peak, Douglas Mt. reg... Ced. L. Porter 3889 1946-6-22
GH: 00968522 Artemisia cana Pursh USA: Wyoming along N. Fk. of Sybille Creek, eastern Alban... Ced. L. Porter 1946-9-17
GH: 01923697 Brickellia grandiflora (Hooker) Nuttall USA: Wyoming between Lost Creek and Sandstone Ranger Stat... Ced. L. Porter 4088 1946-8-5
GH: 02142654 Crepis modocensis Greene USA: Colorado near summit of Zenobia Peak, Douglas Mt. reg... Ced. L. Porter 4104 1946-6-22
GH: 02142990 Crepis runcinata Torrey & A. Gray USA: Wyoming Pole Mt. region Ced. L. Porter 4019 1946-7-15
GH: 02206864 Erigeron divergens Torrey & A. Gray USA: Colorado above the Yampa Canyon Ced. L. Porter 3862 1946-6-20
GH: 02206978 Erigeron eatonii A. Gray USA: Colorado Cold Spring Mt., in N. W. Moffat county Ced. L. Porter 3935 1946-6-23
GH: 02593162 Microseris nutans (Hooker) Schultz Bipontinus USA: Colorado Near summit of Zenobia Peak, Douglas Mt. reg... Ced. L. Porter 3888 1946-6-22
Betulaceae GH: 02198956 Alnus incana tenuifolia (Nuttall) Breitung USA: Wyoming On shore of Bull Lake Ced. L. Porter 4035 1946-7-20
GH: 02194265 Betula occidentalis Hooker USA: Colorado near mouth of Hell's Canyon, on the Mantle R... Ced. L. Porter 3879 1946-6-21
Boraginaceae GH: 01956705 Amsinckia lycopsoides Lehmann USA: Wyoming on the Tuning Fork Ranch near Sherman, south... Ced. L. Porter 4090 1946-8-14
GH: 02024265 Cryptantha kelseyana Greene USA: Wyoming near Campbell-Converse county line on U.S. 8... Ced. L. Porter 3955 1946-7-3
GH: 02027336 Hackelia floribunda (Lehmann) I. M. Johnston USA: Wyoming Pole Mt. region Ced. L. Porter 4023 1946-7-17
GH: 02027639 Hackelia micrantha (Eastwood) J. L. Gentry USA: Wyoming about 20 miles west of Dubois on Two-gwo-tee... Ced. L. Porter 4057 1946-7-21
GH: 02058885 Mertensia oblongifolia nevadensis (A. Nelson) L. O. Williams USA: Colorado Cold Spring Mt., near Wyoming and Utah borde... Ced. L. Porter 3925 1946-6-23
GH: 02060097 Oreocarya cinerea Greene USA: Wyoming 5 miles N. E. of Glendo, in northern Platte ... Ced. L. Porter 3854 1946-6-12
GH: 02060095 Oreocarya cinerea Greene USA: Wyoming near Campbell-Converse county line on U. S. ... Ced. L. Porter 3951 1946-7-3
Brassicaceae GH: 01155155 Boechera retrofracta (Graham) A. Löve & D. Löve USA: Colorado Cold Spring Mt., N. W. Moffat county Ced. L. Porter 3927 1946-6-23
GH: 01155401 Descurainia incisa (Engelmann) Britton USA: Colorado near summit of Zenobia Peak, Douglas Mt. reg... Ced. L. Porter 3901 1946-6-22
GH: 01155852 Draba albertina Greene USA: Colorado Cold Spring Mountain, near Wyoming and Utah ... Ced. L. Porter 3933 1946-6-23
GH: 01687545 Physaria ludoviciana (Nuttall) O'Kane & Al-Shehbaz USA: Wyoming 5 miles N. E. of Glendo, northern Platte cou... Ced. L. Porter 3855 1946-6-12
GH: 01687570 Physaria ludoviciana (Nuttall) O'Kane & Al-Shehbaz USA: Wyoming Guernsey Lake State Park Ced. L. Porter 3994 1946-7-11
GH: 01716777 Stanleya pinnata (Pursh) Britton USA: Wyoming near Edgemont turnoff, 46 miles north of Lus... Ced. L. Porter 3974 1946-7-4
GH: 01716921 Stanleya viridiflora Nuttall USA: Wyoming along Big Wind River, 13 miles south of Dubo... Ced. L. Porter 4031 1946-7-20
GH: 01733205 Turritis glabra Linnaeus USA: Wyoming about 20 miles west of Dubois Ced. L. Porter 4050 1946-7-21
Campanulaceae GH: 01796557 Campanula rotundifolia Linnaeus USA: Wyoming near Newcastle Ced. L. Porter 3965 1946-7-4
Capparaceae GH: 01872673 Polanisia dodecandra trachysperma (Torrey & A. Gray) Iltis USA: Wyoming along Sybille Creek Ced. L. Porter 4101 1946-9-17
Caprifoliaceae GH: 02036356 Symphoricarpos occidentalis Hooker USA: Wyoming at McKinley, between Orin and Glendo, southe... Ced. L. Porter 3960 1946-7-3
Caryophyllaceae GH: 01714599 Paronychia depressa (A. Gray & Torrey) Nuttall ex A. Nelson USA: Wyoming Guernsey Lake State Park Ced. L. Porter 3988 1946-7-11
GH: 01622287 Stellaria jamesiana Torrey USA: Colorado near summit of Zenobia Peak, Douglas Mt. reg... Ced. L. Porter 3891 1946-6-22
Celastraceae GH: 01787352 Paxistima myrsinites (Pursh) Rafinesque USA: Colorado near summit of Zenobia Peak, Douglas Mt. reg... Ced. L. Porter 1946-6-22
Chenopodiaceae GH: 02003445 Atriplex canescens (Pursh) Nuttall USA: Wyoming (Carlisle Formation) at the Edgemont turnoff... Ced. L. Porter 3975 1946-7-4
GH: 02003444 Atriplex canescens (Pursh) Nuttall USA: Wyoming (Carlisle Formation) at the Edgemont turnoff... Ced. L. Porter 3976 1946-7-4
Cupressaceae GH: 02106439 Juniperus scopulorum Sargent USA: Wyoming along N. Platte River at McKinley, near Glen... Ced. L. Porter 3861 1946-6-12
GH: 02106438 Juniperus scopulorum Sargent USA: Wyoming Along banks of Bull Lake Creek, near Bull La... Ced. L. Porter 4037 1946-7-20
Cyperaceae GH: 02578242 Carex atherodes Sprengel USA: Colorado [data not captured] Ced. L. Porter 3945 1946-6-26
Elaeagnaceae GH: 01576390 Shepherdia argentea (Pursh) Nuttall USA: Colorado Along the Yampa Riverat the Mantle Ranch in ... Ced. L. Porter 3886 1946-6-21
GH: 01576483 Shepherdia argentea (Pursh) Nuttall USA: Wyoming Sand bars on the Big Wind River about 13 mil... Ced. L. Porter 4044 1946-7-20
GH: 01576484 Shepherdia argentea (Pursh) Nuttall USA: Wyoming along the North Platte River near Glendo, no... Ced. L. Porter 3859 1946-6-12
Ephedraceae GH: 00933823 Ephedra viridis Coville USA: Colorado at the Mantle Ranch at foot of Hell's Canyon... Ced. L. Porter 3881 1946-6-21
Fabaceae GH: 02064142 Astragalus alpinus Linnaeus USA: Wyoming Falls of Big Wind River above Dubois Ced. L. Porter 4064 1946-7-22
GH: 02064726 Astragalus bisulcatus (Hooker) A. Gray USA: Wyoming Wind River about 13 miles south of Dubois Ced. L. Porter 4046 1946-7-21
GH: 02064727 Astragalus bisulcatus (Hooker) A. Gray USA: Wyoming 8 miles north of Douglas Ced. L. Porter 3852 1946-6-12
GH: 02047336 Astragalus ceramicus filifolius (A. Gray) F. J. Hermann USA: Wyoming near Campbell-Converse county line on U. S. ... Ced. L. Porter 3954 1946-7-3
GH: 02047991 Astragalus diversifolius A. Gray USA: Colorado on Cold Spring Mountain near the Wyoming and... Ced. L. Porter 3911 1946-6-23
GH: 02044865 Astragalus gracilis Nuttall USA: Wyoming Guernsey Lake State Park Ced. L. Porter 3999 1946-7-11
GH: 02049107 Astragalus miser serotinus (A. Gray ex J. G. Cooper) Barneby USA: Colorado Cold Spring Mt., near Wyoming and Utah borde... Ced. L. Porter 3913 1946-6-23
GH: 02049238 Astragalus missouriensis Nuttall USA: Wyoming Guernsey Lake State Park Ced. L. Porter 3991 1946-7-11
GH: 02049240 Astragalus missouriensis Nuttall USA: Wyoming 5 miles northeast of Glendo, northern Platte... Ced. L. Porter 3856 1946-6-12
GH: 02049241 Astragalus missouriensis Nuttall USA: Wyoming 8 miles north of Douglas Ced. L. Porter 3853 1946-6-12
GH: 02049969 Astragalus pectinatus (Douglas ex Hooker) Douglas ex G. Don USA: Wyoming 8 miles south of Douglas Ced. L. Porter 3842 1946-6-12
GH: 02048172 Astragalus purshii Douglas ex Hooker USA: Colorado on Cold Spring Mt., N. W. Moffat county Ced. L. Porter 3910 1946-6-23
GH: 02048402 Astragalus racemosus Pursh USA: Wyoming near Edgemont turnoff, 46 miles north of Lus... Ced. L. Porter 3973 1946-7-4
GH: 02048756 Astragalus spatulatus E. Sheldon USA: Wyoming 8 miles north of Douglas on U. S. 87 Ced. L. Porter 3848 1946-6-12
GH: 02048758 Astragalus spatulatus E. Sheldon USA: Colorado Summit of Zenobia Peak, Douglas Mt. region Ced. L. Porter 3903 1946-6-22
GH: 02048968 Astragalus tenellus Pursh USA: Wyoming along the Big Wind River about 13 miles sout... Ced. L. Porter 4043 1946-7-21
GH: 01958407 Hedysarum occidentale Greene USA: Wyoming about 20 miles west of Dubois on US 282 Ced. L. Porter 4052 1946-7-21
GH: 02150086 Lathyrus polymorphus incanus (J. G. Smith & Rydberg) C. L. Hitchcock USA: Wyoming 8 miles south of Douglas Ced. L. Porter 3841 1946-6-12
GH: 02086465 Lupinus alpestris (A. Nelson) D. B. Dunn & J. M. Gillett USA: Wyoming Sandbars along the Big Wind River about 13 m... Ced. L. Porter 4042 1946-7-20
GH: 02086484 Lupinus alpestris (A. Nelson) D. B. Dunn & J. M. Gillett USA: Wyoming Near the continental divide west of Encampme... Ced. L. Porter 4083 1946-8-5
GH: 02085922 Lupinus caudatus Kellogg USA: Wyoming 5 miles south of Gillette Ced. L. Porter 3950 1946-7-3
GH: 02177900 Lupinus plattensis S. Watson USA: Wyoming about 10 miles north of Lusk Ced. L. Porter 3968 1946-7-4
GH: 02128207 Lupinus pusillus Pursh USA: Wyoming near Campbell-Converse county line, on US 87... Ced. L. Porter 3952 1946-7-3
GH: 02129209 Lupinus wyethii S. Watson USA: Colorado Cold Spring Mt., N. W. Moffat county Ced. L. Porter 3934 1946-6-23
GH: 00064368 Oxytropis besseyi obnapiformis (Ced. Porter) S. L. Welsh USA: Colorado Sand hills 8-9 miles west of Maybell, 5900 f... Ced. L. Porter 3864 1946-6-19
GH: 00064368 Oxytropis obnapiformis Ced. Porter USA: Colorado Sand hills 8-9 miles west of Maybell, 5900 f... Ced. L. Porter 3864 1946-6-19
GH: 02133607 Psoralidium lanceolatum (Pursh) Rydberg USA: Colorado Sand dunes along the River, Yampa Canyon Ced. L. Porter 3878 1946-7-21
GH: 02133722 Psoralidium lanceolatum (Pursh) Rydberg USA: Wyoming 10 miles north of Lusk Ced. L. Porter 3969 1946-7-4
GH: 02133963 Psoralidium tenuiflorum (Pursh) Rydberg USA: Wyoming Guernsey Lake State Lake Ced. L. Porter 3992 1946-7-11
GH: 02345314 Vicia americana minor Hooker USA: Wyoming 8 miles south of Douglas Ced. L. Porter 3843 1946-6-12
Geraniaceae GH: 01864502 Geranium fremontii Torrey ex A. Gray USA: Wyoming 5 miles east of Laramie Ced. L. Porter 4022 1946-7-17
GH: 01866399 Geranium viscosissimum Fischer & C. A. Meyer USA: Wyoming near falls of Big Wind River above Dubois Ced. L. Porter 1946-7-21
Hydrangeaceae A: 02467194 Fendlerella utahensis (S. Watson) A. Heller USA: Colorado In the rimrock of the Yampa Canyon near the ... Ced. L. Porter 3870 1946-6-21
Iridaceae GH: 01747428 Iris missouriensis Nuttall USA: Colorado Cold Spring Mountain, near Wyoming and Utah ... Ced. L. Porter 3922 1946-6-23
Juncaceae GH: 02401141 Juncus ensifolius Wikström USA: Wyoming between Lost Creek and Sandstone Ranger Stat... Ced. L. Porter 4089 1946-8-5
GH: 02366459 Luzula parviflora (Ehrhart) Desvaux USA: Wyoming Pole Mt. region Ced. L. Porter 3839 1946-6-10
Lamiaceae GH: 01699621 Stachys pilosa Nuttall USA: Wyoming 5 miles south of Wheatland Ced. L. Porter 3984 1946-7-11
Lentibulariaceae GH: 01975582 Utricularia macrorhiza LeConte USA: Colorado Between Craig and Steamboat Springs. Ced. L. Porter 3947 1946-6-26
Linaceae GH: 02053181 Linum lewisii Pursh USA: Colorado near summit of Zenobia Peak, Douglas Mt. reg... Ced. L. Porter 3898 1946-6-22
GH: 02053653 Linum puberulum (Engelmann) A. Heller USA: Wyoming 6 miles north of Wheatland Ced. L. Porter 4005 1946-7-11
GH: 02053715 Linum rigidum Pursh USA: Wyoming Guernsey Lake State Park Ced. L. Porter 3998 1946-7-11
GH: 02053717 Linum rigidum Pursh USA: Wyoming 6 miles north of Wheatland Ced. L. Porter 4004 1946-7-11
Malvaceae A: 02201473 Iliamna rivularis (Douglas) Greene USA: Wyoming About 20 miles west of Dubois on U. S. 282 Ced. L. Porter 4049 1946-7-21
Nyctaginaceae GH: 01642481 Abronia fragrans Nuttall ex Hooker USA: Wyoming near Campbell-Converse county line on US 87,... Ced. L. Porter 3953 1946-7-3
GH: 01642482 Abronia fragrans Nuttall ex Hooker USA: Wyoming 6 miles N. of Wheatland Ced. L. Porter 4008 1946-7-11
GH: 01846717 Tripterocalyx micranthus (Torrey) Hooker USA: Colorado Mantle Ranch near mouth of Hell's Canyon on ... Ced. L. Porter 1946-6-21
Onagraceae GH: 01624750 Calylophus hartwegii lavandulifolius (A. Gray & Torrey) Towner & P. H. Raven USA: Wyoming 5 miles N. E. of Glendo, Northern Platte cou... Ced. L. Porter 3857 1946-6-12
GH: 01671788 Epilobium haleanum Haussknecht USA: Wyoming Headquarters Park, Medicine Bow Mts. Ced. L. Porter 4069 1946-7-25
GH: 01777865 Gaura coccinea Pursh USA: Wyoming 8 miles south of Douglas Ced. L. Porter 3844 1946-6-12
GH: 01777923 Gaura coccinea glabra (Lehmann) Munz USA: Wyoming 10 miles north of Lusk Ced. L. Porter 3970 1946-7-4
GH: 01778236 Gaura parviflora Douglas USA: Wyoming 6 miles north of Wheatland Ced. L. Porter 4003 1946-7-11
GH: 01778554 Gayophytum diffusum parviflorum F.H. Lewis & Szweyk. USA: Colorado near summit of Zenobia Peak, Douglas Mt. reg... Ced. L. Porter 3895 1946-6-22
Orobanchaceae GH: 01876121 Castilleja chromosa A. Nelson USA: Colorado along Vermillion Creek near Brown's Park Ced. L. Porter 3906 1946-6-23
GH: 01876234 Castilleja chromosa A. Nelson USA: Wyoming 8 miles north of Douglas Ced. L. Porter 3847 1946-6-12
GH: 01876743 Castilleja flava S. Watson USA: Colorado on Cold Spring Mt., northwestern Moffat coun... Ced. L. Porter 3912 1946-6-23
GH: 01879297 Castilleja sessiliflora Pursh USA: Wyoming 8 miles north of Douglas Ced. L. Porter 3849 1946-6-12
GH: 02082408 Orobanche ludoviciana Nuttall USA: Wyoming 6 miles north of Wheatland Ced. L. Porter 4006 1946-7-11
Oxalidaceae GH: 01585093 Oxalis dillenii Jacquin USA: Colorado near Hayden Ced. L. Porter 3948 1946-6-26
Papaveraceae GH: 01738454 Corydalis aurea Willdenow USA: Wyoming Pole Mt. region Ced. L. Porter 3836 1946-6-10
Plantaginaceae GH: 02119390 Penstemon eriantherus Pursh USA: Wyoming 8 miles north of Douglas Ced. L. Porter 3845 1946-6-12
GH: 02120381 Penstemon humilis Nuttall ex A. Gray USA: Colorado Cold Spring Mountain near Wyoming and Utah b... Ced. L. Porter 3929 1946-6-23
GH: 01803727 Plantago patagonica Jacquin USA: Wyoming Near Bill Ced. L. Porter 3958 1946-7-3
GH: 01805179 Veronica anagallis-aquatica Linnaeus USA: Colorado Cold Spring Mountain, near Wyoming and Utah ... Ced. L. Porter 3937 1946-6-23
Poaceae GH: 02579195 Agrostis thurberiana Hitchcock USA: Wyoming Headquarters Park, Medicine Bow Mts. Ced. L. Porter 4070 1946-7-25
GH: 02579195 Podagrostis thurberiana (Hitchcock) Hultén USA: Wyoming Headquarters Park, Medicine Bow Mts. Ced. L. Porter 4070 1946-7-25
Polemoniaceae GH: 01000879 Aliciella pinnatifida (Nuttall ex A. Gray) J. M. Porter USA: Colorado On rimrock, at the Mantle Ranch at foot of H... Ced. L. Porter 3873 1946-6-21
GH: 01092372 Collomia linearis Nuttall USA: Colorado Cold Spring Mountain, near Wyoming and Utah ... Ced. L. Porter 3921 1946-6-23
GH: 00985119 Ipomopsis aggregata (Pursh) V. E. Grant USA: Colorado Cold Spring Mt., near Wyoming and Utah borde... Ced. L. Porter 3920 1946-6-23
GH: 01104378 Ipomopsis spicata (Nuttall) V. E. Grant USA: Wyoming 8 miles north of Douglas Ced. L. Porter 3850 1946-6-12
GH: 01565546 Navarretia breweri (A. Gray) Greene USA: Colorado Cold Spring Mt., near Wyoming and Utah borde... Ced. L. Porter 3914 1946-6-23
GH: 01574313 Phlox hoodii Richardson USA: Wyoming near Campbell-Converse county line on U. S. ... Ced. L. Porter 3956 1946-7-3
Polygonaceae GH: 01618089 Eriogonum alatum Torrey USA: Wyoming Guernsey Lake State Park Ced. L. Porter 4011 1946-7-11
GH: 01618509 Eriogonum brevicaule Nuttall USA: Wyoming near Encampment Ced. L. Porter 4082 1946-8-5
GH: 01851945 Eriogonum microthecum laxiflorum Hooker USA: Colorado on the Mantle Ranch at the foot of Hell's Ca... Ced. L. Porter 3876 1946-6-21
GH: 01851945 Eriogonum microthecum simpsonii (Bentham) Reveal USA: Colorado on the Mantle Ranch at the foot of Hell's Ca... Ced. L. Porter 3876 1946-6-21
GH: 01986799 Eriogonum pauciflorum gnaphalodes (Bentham) Reveal USA: Wyoming Guernsey Lake State Park Ced. L. Porter 3989 1946-7-11
GH: 02004324 Rumex triangulivalvis (Danser) K. H. Rechinger USA: Wyoming near Haskins Creek, Hayden Division, Medicin... Ced. L. Porter 4074 1946-8-3
Portulacaceae GH: 01859921 Lewisia rediviva Pursh USA: Colorado Cold Spring Mountain near Wyoming and Utah b... Ced. L. Porter 3915 1946-6-23
GH: 01860370 Montia chamissoi (Ledebour ex Sprengel) Greene USA: Wyoming Pole Mt. region Ced. L. Porter 4029 1946-7-18
Primulaceae GH: 01942775 Androsace septentrionalis subulifera A. Gray USA: Wyoming Lost Creek, Hayden Division, Medicine Bow Fo... Ced. L. Porter 4080 1946-8-3
Ranunculaceae GH: 01659021 Delphinium geyeri Greene USA: Wyoming 8 miles south of Douglas Ced. L. Porter 3840 1946-6-12
GH: 01662224 Ranunculus acriformis A. Gray USA: Colorado Cold Spring Mountain near Wyoming and Utah b... Ced. L. Porter 3924 1946-6-23
GH: 01665287 Ranunculus hydrocharoides natans (Nees ex D. Don) L. D. Benson ex Standley & Steyermark USA: Colorado Cold Spring Mt., near the Wyoming and Utah b... Ced. L. Porter 3938 1946-6-23
GH: 01839255 Thalictrum occidentale palouense H. St. John USA: Wyoming near falls of Wind River above Dubois Ced. L. Porter 4065 1946-7-22
Rhamnaceae GH: 01790384 Ceanothus velutinus Douglas USA: Colorado Douglas Mountain region Ced. L. Porter 1946-6-23
Rosaceae GH: 01726629 Amelanchier alnifolia (Nuttall) Nuttall ex M. Roemer USA: Wyoming Bull Lake Ced. L. Porter 4038 1946-7-20
GH: 01729415 Amelanchier utahensis Koehne USA: Colorado Ravines on the Mantle Ranch near the mouth o... Ced. L. Porter 3868 1946-6-21
GH: 01729418 Amelanchier utahensis Koehne USA: Colorado Mantle Ranch, Dinosaur National Monument Ced. L. Porter 3867 1946-6-21
GH: 01729419 Amelanchier utahensis Koehne USA: Colorado Common on the Mantle Ranch at mouth of Hell'... Ced. L. Porter 3871 1946-6-21
GH: 01587151 Cercocarpus ledifolius Nuttall USA: Colorado East slopes of Douglas Mountain Ced. L. Porter 3897 1946-6-22
GH: 01587296 Cercocarpus ledifolius intricatus (S. Watson) M. E. Jones USA: Colorado Mantle Ranch in Yampa Canyon Ced. L. Porter 3939 1946-6-21
GH: 01587339 Cercocarpus montanus Rafinesque USA: Colorado Mantle Ranch, Yampa Canyon Ced. L. Porter 3880 1946-6-21
GH: 01587340 Cercocarpus montanus Rafinesque USA: Colorado at the Mantle Ranch, Yampa Canyon Ced. L. Porter 3875 1946-6-21
GH: 01587868 Cercocarpus montanus paucidentatus (S. Watson) F. L. Martin USA: Colorado on the Mantle Ranch at mouth of Hell's Canyo... Ced. L. Porter 3874 1946-6-21
GH: 01609807 Geum macrophyllum Willdenow USA: Wyoming at Lost Creek bridge, Hayden Division, Medic... Ced. L. Porter 4085 1946-8-5
GH: 00994751 Holodiscus discolor dumosus (Nuttall ex Hooker) Dippel USA: Colorado At the mouth of Hells Canyon near the Mantle... Ced. L. Porter 3869 1946-6-21
GH: 01590595 Physocarpus monogynus (Torrey) J. M. Coulter USA: Wyoming Guernsey Lake State Park Ced. L. Porter 4010 1946-7-11
GH: 01567954 Potentilla gracilis Douglas ex Hooker USA: Wyoming about 20 miles west of Dubois on U. S. 282 Ced. L. Porter 4061 1946-7-21
Rubiaceae GH: 02358593 Galium bifolium S. Watson USA: Colorado near summit of Zenobia Peak, Douglas Mountai... Ced. L. Porter 3896 1946-6-22
Tamaricaceae GH: 01942264 Tamarix gallica Linnaeus USA: Colorado Along Vermillion Creek near Brown's Park Ced. L. Porter 3908 1946-6-23
Typhaceae GH: 00933357 Typha latifolia Linnaeus USA: Wyoming 2 miles north of Wheatland Ced. L. Porter 4009 1946-7-11
Verbenaceae GH: 01954804 Verbena bracteata Lagasca & Rodriguez USA: Wyoming Guernsey Lake State Park Ced. L. Porter 3987 1946-7-11
