Aceraceae A: 01794553 Acer saccharum Marshall USA: Pennsylvania Easton T. C. Porter 1 1889-5-1
A: 01794554 Acer saccharum Marshall USA: Pennsylvania Easton T. C. Porter 3 1889-5-1
A: 01794555 Acer saccharum Marshall USA: Pennsylvania Easton T. C. Porter 2 1889-5-1
GH: 01794990 Acer spicatum Lamarck USA: Pennsylvania Mercersburg T. C. Porter 1849-8
Alismataceae GH: 01632501 Sagittaria graminea Michaux USA: Pennsylvania Harrisburg: Forster's Island T. C. Porter 1863-8-26
Amaranthaceae GH: 01928978 Amaranthus cruentus Linnaeus USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1864-9
GH: 01929134 Amaranthus hybridus Linnaeus USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1864-10
GH: 01929139 Amaranthus hybridus Linnaeus USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1863-9
GH: 01929177 Amaranthus hypochondriacus Linnaeus USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1864-10-1
GH: 01929539 Amaranthus spinosus Linnaeus USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1864-10-1
GH: 01781650 Chenopodiastrum murale (Linnaeus) S. Fuentes, Uotila & Borsch USA: Pennsylvania Lancaster: [data not captured] T. C. Porter 1857
Amblystegiaceae FH: 00544383 Amblystegium fluviatile noterophilum (Sullivant, W. S. & L. Lesquereux) Flowers USA: Pennsylvania [data not captured] T. C. Porter 1860-7-29
FH: 01137387 Amblystegium lescurii (Sullivant) Austin USA: Pennsylvania [data not captured] T. C. Porter 1859-6-25
FH: 00795488 Drepanocladus sendtneri giganteus (Schimper) Mönkemeyer USA: New Jersey [data not captured] T. C. Porter 1869-8-6
FH: 00839244 Hygrohypnum ochraceum (Turner ex Wilson) Loeske USA: Pennsylvania [data not captured] T. C. Porter 1868-11-9
Aneuraceae FH: 00494956 Aneura pinguis (Linnaeus) Dumortier USA: Pennsylvania [data not captured] T. C. Porter 1866-5
Apocynaceae GH: 02180656 Amsonia tabernaemontana Walter USA: Georgia [no additional data] T. C. Porter 1847
Aquifoliaceae GH: 00049322 Ilex mollis A. Gray USA: Pennsylvania Pocono Mountain T. C. Porter 1867-8-7
Aristolochiaceae GH: 01681693 Aristolochia macrophylla Lamarck USA: Pennsylvania [data not captured] T. C. Porter 1863-8-21
GH: 01682434 Hexastylis arifolia Small USA: Georgia [data not captured] T. C. Porter
Asclepiadaceae GH: 00549467 Asclepias hallii A. Gray USA: Colorado Upper Arkansas, Col. Ter. T. C. Porter 1871-7-26
GH: 00993426 Asclepias incarnata pulchra (Ehrhart ex Willdenow) Woodson USA: Pennsylvania Smithville T. C. Porter 1863-7-19
GH: 00961309 Asclepias rubra Linnaeus USA: Pennsylvania Smithville T. C. Porter 1862-8-18
GH: 00961310 Asclepias rubra Linnaeus USA: Pennsylvania Smithville T. C. Porter 1863-7-19
GH: 00549467 Asclepias sp. USA: Colorado Upper Arkansas, Col. Ter. T. C. Porter 1871-7-26
GH: 01083315 Matelea obliqua (Jacquin) Woodson USA: Pennsylvania Bk. of Susquehanna T. C. Porter 1861-9-5
GH: 01083316 Matelea obliqua (Jacquin) Woodson USA: Pennsylvania Lancaster & Franklin Cos. T. C. Porter
Aspleniaceae GH: 01919774 Asplenium montanum Willdenow USA: Pennsylvania near Bethlehem T. C. Porter 1872
GH: 01919773 Asplenium montanum Willdenow USA: Pennsylvania on the Tucquan Creek T. C. Porter 1862-8
GH: 01919766 Asplenium montanum Willdenow USA: Pennsylvania on the Tucquan Creek, near the Susquehanna R... T. C. Porter 1861-8-22
GH: 01919900 Asplenium pinnatifidum Nuttall USA: Pennsylvania Wissahicon - Philadelphia T. C. Porter
GH: 01919895 Asplenium pinnatifidum Nuttall USA: Pennsylvania Bks. of Susquehanna T. C. Porter 1860-9-22
GH: 01919890 Asplenium pinnatifidum Nuttall USA: Pennsylvania York County T. C. Porter 1860-9-22
GH: 01919881 Asplenium pinnatifidum Nuttall USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1868-9-28
GH: 01919878 Asplenium pinnatifidum Nuttall USA: Pennsylvania Bart Township T. C. Porter 1862-6-14
GH: 02068797 Asplenium rhizophyllum Linnaeus USA: Pennsylvania Near Lancaster T. C. Porter 1862-9-26
GH: 02068966 Asplenium ruta-muraria Linnaeus USA: Pennsylvania Easton: College Hill T. C. Porter 1895-8-21
GH: 02068967 Asplenium ruta-muraria Linnaeus USA: Pennsylvania Easton: College Hill T. C. Porter 1866-9
GH: 02068935 Asplenium ruta-muraria Linnaeus USA: Pennsylvania Hollidaysburg T. C. Porter 1851
Asteraceae GH: 01003614 Artemisia annua Linnaeus USA: Pennsylvania Easton: on the Delaware T. C. Porter 1895-9-25
GH: 01003814 Artemisia biennis Willdenow USA: Pennsylvania Philadelphia: below the Navy Yard T. C. Porter 1864-10
GH: 01234399 Artemisia scopulorum A. Gray USA: Utah Uintah [Uinta] Mts. T. C. Porter 1879-9
GH: 01234741 Artemisia tridentata Nuttall USA: Spring Creek T. C. Porter
GH: 00002914 Aster coloradoensis A. Gray USA: Colorado South Park, Col. Ter. T. C. Porter 1872-7-23
GH: 00002958 Aster depauperatus Fernald USA: Pennsylvania Lancaster Co., Penn. T. C. Porter 1860-9-11
GH: 00002958 Aster ericoides Linnaeus USA: Pennsylvania Lancaster Co., Penn. T. C. Porter 1860-9-11
GH: 00002958 Aster ericoides pusillus A. Gray USA: Pennsylvania Lancaster Co., Penn. T. C. Porter 1860-9-11
GH: 01066709 Bidens beckii Torrey USA: Maine Spencer Pond T. C. Porter 1871-9-2
NEBC: 01066707 Bidens beckii Torrey USA: Maine Spencer Pond T. C. Porter 1871
GH: 02215079 Boltonia asteroides (Linnaeus) L'Heritier USA: Pennsylvania Harrisburg: [data not captured] T. C. Porter 1858-8
GH: 02215076 Boltonia asteroides (Linnaeus) L'Heritier USA: Pennsylvania [data not captured] T. C. Porter 1862-8-20
GH: 01923259 Brickellia eupatorioides (Linnaeus) Shinners USA: Pennsylvania Phillipsburg T. C. Porter 1893-9-5
GH: 02172275 Carduus nutans Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1860-8-16
GH: 02172274 Carduus nutans Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1852-10
GH: 02216246 Chrysopsis mariana (Linnaeus) Elliott USA: Georgia [data not captured] T. C. Porter 1846
GH: 02216242 Chrysopsis mariana (Linnaeus) Elliott USA: Pennsylvania [data not captured] T. C. Porter 1860-9-11
GH: 02020656 Cirsium discolor (Muhlenberg ex Willdenow) Sprengel USA: Pennsylvania [data not captured] T. C. Porter 1853-9-10
GH: 02142718 Crepis occidentalis Nuttall USA: Montana [data not captured] T. C. Porter 45 1871-7-26
GH: 02142965 Crepis runcinata Torrey & A. Gray USA: Wyoming Fort Bridger, Wyoming Territory T. C. Porter 1873-7
GH: 02204926 Doellingeria infirma (Michaux) Greene USA: Pennsylvania [data not captured] T. C. Porter 1862-8-12
GH: 02204892 Doellingeria infirma (Michaux) Greene USA: New Jersey [data not captured] T. C. Porter 1885-7-28
GH: 02205145 Doellingeria umbellata (Miller) Nees USA: Pennsylvania [data not captured] T. C. Porter 1887-8-31
GH: 02205146 Doellingeria umbellata (Miller) Nees USA: Pennsylvania [data not captured] T. C. Porter 1861-9-5
GH: 02205140 Doellingeria umbellata (Miller) Nees USA: Pennsylvania [data not captured] T. C. Porter 1862-8-27
GH: 02205222 Doellingeria umbellata pubens (Miller) Nees USA: Michigan [data not captured] T. C. Porter 1865-8-4
GH: 01926890 Elephantopus carolinianus Willdenow USA: Georgia Middle Georgia T. C. Porter 1846
GH: 01926959 Elephantopus carolinianus Willdenow USA: Pennsylvania Bk. of Susquehanna T. C. Porter 1860-9-10
GH: 01925178 Elephantopus tomentosus Linnaeus USA: Georgia Middle Georgia T. C. Porter 1846
GH: 02207427 Erigeron acris kamteschaticus (de Candolle) Herder USA: Michigan [data not captured] T. C. Porter
GH: 02207426 Erigeron acris kamteschaticus (de Candolle) Herder USA: Michigan [data not captured] T. C. Porter
GH: 02206040 Erigeron caespitosus Nuttall USA: Wyoming Mud Spring near Yellowstone Lake T. C. Porter 17 1871-7-27
GH: 02206039 Erigeron caespitosus Nuttall USA: Wyoming Stinking Water Creak - near Yellowstone Lake T. C. Porter 18 1871-7-3
GH: 02348002 Erigeron eatonii A. Gray USA: Utah Uinta Mountains T. C. Porter 1873-7-28
GH: 02189137 Eupatorium capillifolium (Lamarck) Small USA: Georgia Middle Georgia T. C. Porter 1846
GH: 02189443 Eupatorium hyssopifolium Linnaeus USA: Pennsylvania Banks of Susquehanna, Collins' Ferry T. C. Porter 1863-9-4
GH: 02189442 Eupatorium hyssopifolium Linnaeus USA: Pennsylvania Bks. of Susquehanna, Collins' Ferry T. C. Porter 1863-9-4
GH: 02189942 Eupatorium perfoliatum Linnaeus USA: Pennsylvania Easton T. C. Porter 1876-10
GH: 00007097 Eupatorium sessilifolium brittonianum Porter USA: New Jersey Budd's Lake T. C. Porter 1875-9-15
GH: 00018967 Helianthus porteri (A. Gray) Heiser USA: Georgia Rock Mountain T. C. Porter
GH: 02204327 Heterotheca subaxillaris (Lamarck) Britton & Rusby USA: Pennsylvania Philadelphia: [data not captured] T. C. Porter 1864-10-16
GH: 01831837 Hieracium greenei A. Gray USA: Virginia [data not captured] T. C. Porter 1890-6-6
GH: 01833788 Krigia dandelion (Linnaeus) Nuttall USA: Georgia [data not captured] T. C. Porter 1846
GH: 01834561 Lactuca floridana (Linnaeus) Gaertner USA: Pennsylvania [data not captured] T. C. Porter 1861-9-5
GH: 01835030 Lactuca tatarica (Linnaeus) C. A. Meyer USA: Michigan Isle Royale: [data not captured] T. C. Porter 1865-8-2
GH: 01835029 Lactuca tatarica (Linnaeus) C. A. Meyer USA: Michigan Isle Royale: [data not captured] T. C. Porter 1865-8-2
GH: 01835195 Lapsana communis Linnaeus USA: Pennsylvania Easton: [data not captured] T. C. Porter 1886-7-12
GH: 00002914 Machaeranthera coloradoensis (A. Gray) Osterhout USA: Colorado South Park, Col. Ter. T. C. Porter 1872-7-23
GH: 00002914 Machaeranthera pulverulenta (Nuttall) Greene USA: Colorado South Park, Col. Ter. T. C. Porter 1872-7-23
GH: 00018967 Rudbeckia porteri A. Gray USA: Georgia Rock Mountain T. C. Porter
GH: 00012498 Solidago juncea ramosa Porter & Britton USA: New Jersey Phillipsburg: Banks of the Delaware River T. C. Porter 1886-10-8
GH: 00012501 Solidago juncea ramosa Porter & Britton USA: New Jersey Phillipsburg: Banks of the Delaware River T. C. Porter 1886-8-12
GH: 00012525 Solidago missouriensis extraria A. Gray USA: Colorado Colorado City T. C. Porter 1892-7-18
GH: 00012555 Solidago porteri Small USA: Georgia Monticello: T. C. Porter 1846-9
GH: 00002958 Symphyotrichum depauperatum (Fernald) G. L. Nesom USA: Pennsylvania Lancaster Co., Penn. T. C. Porter 1860-9-11
GH: 01925878 Vernonia glauca (Linnaeus) Willdenow USA: Georgia in Middle Georgia T. C. Porter 1846-9
GH: 00002914 Xanthisma coloradoense (A. Gray) D. R. Morgan & R. L. Hartman USA: Colorado South Park, Col. Ter. T. C. Porter 1872-7-23
Athyriaceae GH: 02070532 Homalosorus pycnocarpos (Sprengel) Pichi Sermolli USA: Pennsylvania near Philadelphia T. C. Porter
Aytoniaceae FH: 01137103 Grimaldia barbifrons Bischoff USA: Pennsylvania Lancaster: [no additional data] T. C. Porter 1861-12-10
FH: 00506430 Mannia fragrans (Balbis) Frye & L. Clark USA: Pennsylvania [data not captured] T. C. Porter 1866-7
FH: 00506433 Mannia fragrans (Balbis) Frye & L. Clark USA: Pennsylvania Lancaster: [data not captured] T. C. Porter 1861-12-13
Berberidaceae GH: 02168701 Berberis canadensis Miller USA: Virginia Wytheville: [no additional data] T. C. Porter
GH: 02169053 Jeffersonia diphylla (Linnaeus) Persoon USA: Pennsylvania Huntingdon & Mifflin Counties T. C. Porter
GH: 02169896 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1886-5
GH: 02169895 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1886-5
GH: 02169894 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1886-5
GH: 02169890 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1879
GH: 02169891 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 8 1886-5
GH: 02169889 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 5 1886-5
GH: 02169888 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1886-5
GH: 02169883 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 4 1886-5
GH: 02169882 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1871-5
GH: 02169881 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1871-5
GH: 02169880 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 6 1886-5-6
GH: 02169878 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1886-5
GH: 02169893 Podophyllum peltatum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 2 1886-5
Betulaceae GH: 02193094 Betula papyrifera Marshall USA: Pennsylvania [data not captured] T. C. Porter 1864-8-20
GH: 02071527 Carpinus caroliniana virginiana (Marshall) Furlow USA: Pennsylvania Easton: [data not captured] T. C. Porter 1897-7-15
Boraginaceae GH: 00299973 Coldenia nuttallii Bentham USA: Wyoming Fort Bridger, Wyoming Territory, Church Butt... T. C. Porter 1873-7
GH: 02023481 Cryptantha fendleri (A. Gray) Greene USA: Colorado Denver: Col. Ter. T. C. Porter 1872-7-15
GH: 02026422 Echium vulgare Linnaeus USA: Pennsylvania Philadelphia: Phila. T. C. Porter 1879-8-10
GH: 02026425 Echium vulgare Linnaeus USA: Pennsylvania Philadelphia: Girard Point, Philada. T. C. Porter 1877-8-26
GH: 02027950 Hackelia virginiana (Linnaeus) I. M. Johnston USA: Pennsylvania Easton T. C. Porter
GH: 01996507 Lithospermum latifolium Michaux USA: Pennsylvania Lancaster Co. T. C. Porter 1864-6-4
GH: 01996991 Lithospermum parviflorum Weakley, Witsell & D. Estes USA: Pennsylvania Alexandria T. C. Porter 1863-8-13
GH: 02058109 Mertensia lanceolata (Pursh) de Candolle USA: Utah Weber River Valley T. C. Porter 55 1871-5
GH: 02058889 Mertensia oblongifolia nevadensis (A. Nelson) L. O. Williams USA: Wyoming Yellowstone Lake T. C. Porter 56 1871-8
GH: 01873269 Myosotis verna Nuttall USA: Pennsylvania around Mercersburg T. C. Porter 1850
GH: 02061300 Oreocarya thyrsiflora Greene USA: Colorado Upper Arkansas, Col. Ter. T. C. Porter 1872-7-24
GH: 02143109 Plagiobothrys scopulorum (Greene) I. M. Johnstone USA: Wyoming Fort Bridger T. C. Porter 1873-7-11
GH: 02143110 Plagiobothrys scopulorum (Greene) I. M. Johnstone USA: Utah Gilbert's Meadow T. C. Porter 1873-7-28
GH: 00299973 Tiquilia nuttallii (Bentham) A. T. Richardson USA: Wyoming Fort Bridger, Wyoming Territory, Church Butt... T. C. Porter 1873-7
Brachytheciaceae FH: 00515963 Chamberlainia oxycladon (Bridel) H. Robinson USA: Pennsylvania [data not captured] T. C. Porter 1862-5-3
Brassicaceae GH: 00610628 Alyssum alyssoides Linnaeus USA: Massachusetts Easton: Easton T. C. Porter 1875
GH: 00992299 Alyssum alyssoides Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1892-6-8
GH: 00992652 Arabidopsis lyrata (Linnaeus) O'Kane & Al-Shehbaz USA: New Jersey Budd's Lake [Mount Olive Township] T. C. Porter 1869-6-25
GH: 00018674 Arabis burkii Small USA: Pennsylvania Mercersburg: T. C. Porter 1852
GH: 00018674 Arabis laevigata burkii Porter USA: Pennsylvania Mercersburg: T. C. Porter 1852
GH: 00018674 Boechera burkii (Porter) Al-Shehbaz USA: Pennsylvania Mercersburg: T. C. Porter 1852
GH: 00946692 Boechera patens (Sullivant) Al-Shehbaz USA: Pennsylvania Bks. of Little Juniata T. C. Porter 1845-5-1
GH: 00946693 Boechera patens (Sullivant) Al-Shehbaz USA: Pennsylvania Mercersburg T. C. Porter 1850-6-11
GH: 00946701 Boechera patens (Sullivant) Al-Shehbaz USA: Pennsylvania Banks of the Juniata River T. C. Porter
GH: 00944656 Brassica nigra (Linnaeus) W. D. J. Koch USA: Pennsylvania Tinicum T. C. Porter 1864-10-17
GH: 00983499 Cardamine douglassii Britton USA: Pennsylvania Alexandria T. C. Porter 1845-4-3
GH: 00983500 Cardamine douglassii Britton USA: Pennsylvania Penn. T. C. Porter
GH: 01087159 Cardamine rotundifolia Michaux USA: Pennsylvania Alexandria. Huntingdon Co. T. C. Porter 1845
GH: 00971660 Draba platycarpa Torrey & A. Gray USA: Texas at Waco T. C. Porter 1894-3-2
GH: 01561105 Draba reptans (Lamarck) Fernald USA: Pennsylvania Near Lancaster T. C. Porter 1862-4-18
GH: 01538563 Erysimum cheiranthoides Linnaeus USA: Pennsylvania [data not captured] T. C. Porter
GH: 01538639 Erysimum cheiranthoides Linnaeus USA: Pennsylvania Safe Harbor T. C. Porter 1860-6-25
GH: 02532907 Iodanthus pinnatifidus (Michaux) Steudel USA: Pennsylvania [data not captured] T. C. Porter 1869-8-6
GH: 00067051 Lepidium alyssoides minus Thellung USA: Colorado South Park T. C. Porter 1872-7-27
GH: 01549084 Lepidium montanum Nuttall USA: Colorado South Park T. C. Porter 1872-7-27
GH: 00067051 Lepidium montanum alyssoides (A. Gray) M. E. Jones USA: Colorado South Park T. C. Porter 1872-7-27
GH: 01573609 Physaria acutifolia Rydberg USA: Wyoming Fort Bridger, Wyoming Territory T. C. Porter 1873-7
GH: 01691860 Rapistrum rugosum (Linnaeus) Allioni USA: Pennsylvania Easton: College Hill T. C. Porter 1896-9-26
GH: 01692850 Rorippa palustris hispida (Desvaux) Rydberg USA: Pennsylvania Near Easton T. C. Porter 1868
Buxbaumiaceae FH: 01137988 Buxbaumia aphylla Hedwig USA: Pennsylvania [data not captured] T. C. Porter
Caesalpiniaceae GH: 01679600 Senna obtusifolia (Linnaeus) Irwin & Barneby USA: Georgia Mid. Ga. T. C. Porter 1846
GH: 01679686 Senna occidentalis (Linnaeus) Link USA: Georgia Mid. Ga. T. C. Porter 1846
Campanulaceae GH: 01799571 Porterella carnosula (Hooker & Arnott) Torrey USA: Wyoming Yellowstone Lake T. C. Porter 51 1871-7-28
GH: 01799572 Porterella carnosula (Hooker & Arnott) Torrey USA: Utah Uinta Mtns; Gilbert's Meadow T. C. Porter 1873-7-28
Caprifoliaceae GH: 02038246 Lonicera hirsuta Eaton USA: Pennsylvania Tannersville T. C. Porter 1867-5-23
GH: 02038785 Lonicera japonica Thunberg USA: Pennsylvania Easton: College Hill T. C. Porter 1896-6-12
GH: 02037341 Lonicera tatarica Linnaeus USA: New Jersey Phillipsburg: below Phillipsburg T. C. Porter 1883-5
GH: 02036927 Symphoricarpos rivularis Suksdorf USA: Pennsylvania Easton: Easton T. C. Porter 1887-5-28
GH: 02186983 Viburnum opulus trilobum (Marshall) R. T. Clausen USA: Pennsylvania Spruce Creek T. C. Porter 1863-8-21
GH: 02187522 Viburnum rafinesquianum Schultes USA: Pennsylvania [data not captured] T. C. Porter
GH: 02187564 Viburnum rafinesquianum Schultes USA: Pennsylvania Easton: [data not captured] T. C. Porter
Caryophyllaceae GH: 01741425 Arenaria fendleri A. Gray USA: Colorado Colorado Springs: Garden of the Gods T. C. Porter 1872-7-17
GH: 01742940 Cerastium arvense Linnaeus USA: Pennsylvania near New Texas T. C. Porter 1887
GH: 01742952 Cerastium arvense Linnaeus USA: Pennsylvania bks. of Susquehanna T. C. Porter 1859-5-21
GH: 01744096 Cerastium nutans Rafinesque USA: Pennsylvania Reading T. C. Porter 1847
GH: 01745092 Holosteum umbellatum Linnaeus USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1861-5-22
GH: 01745093 Holosteum umbellatum Linnaeus USA: Pennsylvania hills around Lancaster T. C. Porter 1855
GH: 01745101 Holosteum umbellatum Linnaeus USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1864-5-5
GH: 01745952 Minuartia michauxii Farwell USA: Pennsylvania Bks. of Conestoga, near Lancaster T. C. Porter 1860-6-16
GH: 01714068 Moehringia lateriflora (Linnaeus) Fenzl USA: Pennsylvania near Lancaster T. C. Porter 1860-6-1
GH: 01714826 Paronychia jamesii Torrey & A. Gray USA: Colorado Denver: [no additional data] T. C. Porter 1869
GH: 01715150 Petrorhagia prolifera (L.) P.W. Ball & Heywood USA: Pennsylvania Bks. of Schuylkill, below Gray's Ferry T. C. Porter 1863-9-10
GH: 01715262 Sagina decumbens (Elliott) Torrey & A. Gray USA: Georgia Mid. Ga. T. C. Porter 1847-4
GH: 01715317 Sagina decumbens (Elliott) Torrey & A. Gray USA: Pennsylvania [no additional data] T. C. Porter 1858
GH: 01715319 Sagina decumbens (Elliott) Torrey & A. Gray USA: Pennsylvania Bks. of Susquehanna T. C. Porter 1861-5-15
GH: 01752953 Silene nivea (Nuttall) Muhlenberg ex Otth USA: Pennsylvania Island in the Susquehanna, opposite Safe Har... T. C. Porter 1857-7
GH: 00037985 Stellaria dichotoma americana Porter ex B. L. Robinson USA: Montana Near Virginia City T. C. Porter 1872
Cephaloziaceae FH: 00496275 Cephalozia catenulata (Huebener) Lindberg USA: Pennsylvania [data not captured] T. C. Porter 1852
FH: 00496331 Cephalozia connivens (Dickson) Lindberg USA: Pennsylvania [data not captured] T. C. Porter 1869-8-15
FH: 00507684 Nowellia curvifolia (Dickson) Mitten USA: Pennsylvania [data not captured] T. C. Porter 1862-5-3
FH: 00507685 Nowellia curvifolia (Dickson) Mitten USA: Pennsylvania [data not captured] T. C. Porter 1862-4
Chenopodiaceae GH: 02003751 Atriplex dioica Rafinesque USA: Wyoming Fort Bridger T. C. Porter 1873-8-8
GH: 01826108 Atriplex littoralis Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1869-8-18
GH: 01826849 Atriplex saccaria S. Watson USA: Wyoming Fort Bridger T. C. Porter 1873-7
GH: 01782838 Chenopodium standleyanum Aellen USA: Pennsylvania [data not captured] T. C. Porter 1861-9-11
GH: 01782836 Chenopodium standleyanum Aellen USA: Pennsylvania [data not captured] T. C. Porter 1850-8-31
GH: 01782837 Chenopodium standleyanum Aellen USA: Pennsylvania [data not captured] T. C. Porter
GH: 01782835 Chenopodium standleyanum Aellen USA: Pennsylvania Easton: [data not captured] T. C. Porter 1897-9-26
GH: 01782832 Chenopodium standleyanum Aellen USA: Pennsylvania Easton: [data not captured] T. C. Porter 1875-9-21
GH: 01784693 Grayia spinosa (Hooker) Moquin-Tandon USA: Wyoming Fort Bridger T. C. Porter 1873-7
GH: 01783157 Oxybasis glauca (Linnaeus) S. Fuentes, Uotila & Borsch USA: Pennsylvania Lancaster: [data not captured] T. C. Porter 1853
GH: 01783772 Salsola kali Linnaeus USA: Pennsylvania Philadelphia: [data not captured] T. C. Porter 1864-9-25
Commelinaceae GH: 02073524 Commelina communis Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1863-9-25
GH: 02073834 Commelina erecta Linnaeus USA: Georgia [data not captured] T. C. Porter 1846
GH: 02073937 Commelina erecta Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1863-9-2
GH: 02113168 Commelina virginica Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1861-9-5
Convolvulaceae GH: 02055848 Convolvulus arvensis Linnaeus USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1863-6-13
GH: 02056235 Cuscuta cephalanthi Engelmann USA: Pennsylvania Easton: Getter's Island, Easton T. C. Porter 1901-8-14
GH: 02056236 Cuscuta cephalanthi Engelmann USA: Pennsylvania Bk. of the Susquehanna River T. C. Porter 1864-9-17
GH: 02056308 Cuscuta compacta Jussieu ex Choisy USA: Pennsylvania Tinicum T. C. Porter 1863-9-10
GH: 02056406 Cuscuta epilinum Weihe ex Boenninghausen USA: Pennsylvania New Tescas T. C. Porter 1863-6
GH: 02056499 Cuscuta gronovii Willdenow ex Roemer & Schultes USA: Colorado Ute Pass T. C. Porter 1873-8-12
GH: 02057128 Cuscuta pentagona Engelmann USA: Pennsylvania Islands of the Susquehanna, below Harrisburg T. C. Porter 1863-8-26
GH: 02057129 Cuscuta pentagona Engelmann USA: Pennsylvania Islands of the Susquehanna, near Safe Harbor T. C. Porter 1863-9-2
GH: 02042159 Ipomoea lacunosa Linnaeus USA: Pennsylvania Bks. & islands of Susquehanna [River] T. C. Porter 1861-8-29
Cornaceae GH: 01844268 Cornus amomum Miller USA: Pennsylvania Island in the Susquehanna T. C. Porter 1864-7-2
GH: 01844269 Cornus amomum Miller USA: Pennsylvania Isld., Safe Harbor T. C. Porter 1863-10-10
GH: 01844267 Cornus amomum Miller USA: Pennsylvania Islds. of Susquehanna, Safe Harbor T. C. Porter 1863-9
GH: 01843852 Cornus amomum Miller USA: Pennsylvania Bk. of the Susquehanna River T. C. Porter 1864-7-21
GH: 01845730 Cornus florida Linnaeus USA: Pennsylvania Easton: Easton T. C. Porter 1873-5
Crassulaceae GH: 01990018 Rhodiola rosea Linnaeus USA: Pennsylvania Cliffs on the Delaware River, 15 miles below... T. C. Porter 1867-5-18
GH: 01990018 Sedum rosea (Linnaeus) Scopoli USA: Pennsylvania Cliffs on the Delaware River, 15 miles below... T. C. Porter 1867-5-18
GH: 01990303 Sedum telephioides Michaux USA: Virginia Roots from Luray Cave T. C. Porter 1893-9
GH: 01990310 Sedum telephioides Michaux USA: Virginia Luray T. C. Porter 1890-8
Cyperaceae GH: 00342889 Carex allegheniensis Mackenzie USA: Pennsylvania Bear Meadows T. C. Porter
GH: 02392395 Carex brunnescens (Persoon) Poiret USA: Pennsylvania [data not captured] T. C. Porter 1860-8-1
GH: 02392450 Carex brunnescens (Persoon) Poiret USA: Pennsylvania [data not captured] T. C. Porter 1889-6-8
GH: 02392449 Carex brunnescens (Persoon) Poiret USA: Pennsylvania [data not captured] T. C. Porter 1887-6-8
GH: 01773934 Carex bullata Schkuhr ex Willdenow USA: Pennsylvania [data not captured] T. C. Porter 1862-7-5
GH: 00222006 Carex cephalantha (L. H. Bailey) E. P. Bicknell USA: Pennsylvania On the Delaware above Easton, PA T. C. Porter 1129 1890-6-5
GH: 02371492 Carex cephaloidea (Dewey) Dewey USA: Pennsylvania Easton: [data not captured] T. C. Porter 1897-5-24
GH: 02370608 Carex cephalophora Muhlenberg USA: Pennsylvania Easton: [data not captured] T. C. Porter 1895-6-8
GH: 02369445 Carex chordorrhiza Ehrhart ex Linnaeus f. USA: Michigan [data not captured] T. C. Porter 1865-8-3
GH: 00027183 Carex crinita porteri (Olney) Fernald USA: Maine Base of Mount Kineo, Moeeshead Lake T. C. Porter 1871-8-28
GH: 00342889 Carex debilis rudgei L. H. Bailey USA: Pennsylvania Bear Meadows T. C. Porter
GH: 00342889 Carex debilis pubera A. Gray USA: Pennsylvania Bear Meadows T. C. Porter
GH: 02368769 Carex douglasii Boott USA: Wyoming Fort Bridger T. C. Porter 1873-7
GH: 00222006 Carex echinata Murray USA: Pennsylvania On the Delaware above Easton, PA T. C. Porter 1129 1890-6-5
GH: 00224006 Carex echinata echinata USA: Pennsylvania Easton: On the Delaware above Easton T. C. Porter 1890-6-5
GH: 00224006 Carex echinata cephalantha L. H. Bailey USA: Pennsylvania Easton: On the Delaware above Easton T. C. Porter 1890-6-5
GH: 00222006 Carex echinata cephalantha L. H. Bailey USA: Pennsylvania On the Delaware above Easton, PA T. C. Porter 1129 1890-6-5
GH: 02578016 Carex frankii Kunth USA: Pennsylvania [data not captured] T. C. Porter 1862-8-14
GH: 02578018 Carex frankii Kunth USA: Pennsylvania [data not captured] T. C. Porter 1868-8-13
GH: 01049361 Carex lenticularis Michaux USA: Maine Harrison: Harrison T. C. Porter 1870-8-30
GH: 02371116 Carex muehlenbergii Schkuhr ex Willdenow USA: Pennsylvania Easton: [data not captured] T. C. Porter 1897-6-21
GH: 02371113 Carex muehlenbergii Schkuhr ex Willdenow USA: Pennsylvania Easton: [data not captured] T. C. Porter 1893-6-12
GH: 02371231 Carex muehlenbergii enervis Boott USA: Pennsylvania Easton: [data not captured] T. C. Porter 1897-7-3
GH: 02370892 Carex occidentalis L. H. Bailey USA: Utah Uinta Mountains, Utah Territory T. C. Porter 1873-7-28
GH: 01773634 Carex oligosperma Michaux USA: Michigan [data not captured] T. C. Porter 1865-8-3
GH: 01773667 Carex oligosperma Michaux USA: Pennsylvania [data not captured] T. C. Porter 1876-7
GH: 00027183 Carex porteri Olney USA: Maine Base of Mount Kineo, Moeeshead Lake T. C. Porter 1871-8-28
GH: 02395680 Carex prairea Dewey USA: Pennsylvania [data not captured] T. C. Porter 1861-6-13
GH: 02369731 Carex retroflexa Muhlenberg ex Willdenow USA: Pennsylvania [data not captured] T. C. Porter 1862-5-28
GH: 01773391 Carex retrorsa Schweinitz USA: Michigan Sault Ste. Marie: [data not captured] T. C. Porter 1865-7
GH: 01774412 Carex rostrata Stokes USA: Michigan [data not captured] T. C. Porter 1865-8-3
NEBC: 02577000 Carex saxatilis Linnaeus USA: Maine Moosehead Lake: Outlet of Lake T. C. Porter
NEBC: 02577004 Carex saxatilis Linnaeus USA: Maine Moosehead Lake: Outlet, Kennebec River T. C. Porter 1871-8-30
GH: 02370975 Carex spicata Hudson USA: Pennsylvania Easton: [data not captured] T. C. Porter 1896-6-22
GH: 01775864 Carex squarrosa Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1862-8-8
GH: 00222006 Carex stellulata cephalantha (L. H. Bailey) Fernald USA: Pennsylvania On the Delaware above Easton, PA T. C. Porter 1129 1890-6-5
GH: 00802669 Carex stenolepis Lessing USA: Maine Moosehead Lake, Me., Outlet of the Kennebec T. C. Porter 1871-8-30
GH: 00222006 Carex sterilis Schkuhr ex Willdenow USA: Pennsylvania On the Delaware above Easton, PA T. C. Porter 1129 1890-6-5
GH: 02391424 Carex sterilis Schkuhr ex Willdenow USA: Pennsylvania Lancaster: [data not captured] T. C. Porter 1861-6-13
GH: 02578310 Carex trichocarpa Muhlenberg ex Willdenow USA: Pennsylvania [data not captured] T. C. Porter 1862-6-18
GH: 01773994 Carex tuckermanii Dewey USA: Michigan [data not captured] T. C. Porter 1865-8-3
GH: 00027629 Cyperus lancastriensis Porter USA: Pennsylvania Banks of Susquehanna River T. C. Porter 1864-10-8
Droseraceae GH: 01143973 Drosera linearis Goldie USA: Michigan Grand Detour. T. C. Porter 1865-8-5
Dryopteridaceae NEBC: 00704353 Dryopteris cristata (Linnaeus) A. Gray USA: Pennsylvania Harrisburg: Harrisburg T. C. Porter 1851
GH: 00704589 Dryopteris fragrans remotiuscula (Komarov) Komarov USA: Maine Mount Kineo T. C. Porter 1871-8-28
NEBC: 00704592 Dryopteris fragrans remotiuscula (Komarov) Komarov USA: Maine Mount Kineo T. C. Porter 1871-8-20
Ericaceae GH: 01537684 Ceratiola ericoides Michaux USA: South Carolina [no additional data] T. C. Porter 1827
GH: 01591587 Eubotrys racemosa (Linnaeus) Nuttall USA: Pennsylvania Smithville T. C. Porter 1864-6-8
GH: 01592688 Gaylussacia brachycera (Michaux) A. Gray USA: Pennsylvania Bloomfield T. C. Porter 1862
GH: 01592700 Gaylussacia brachycera (Michaux) A. Gray USA: Pennsylvania Bloomfield T. C. Porter 1869-5
GH: 01592904 Gaylussacia dumosa (Andrews) Torrey & A. Gray USA: Pennsylvania Smithville T. C. Porter 1862-6-18
GH: 01594946 Leucothoë fontanesiana (Steudel) Sleumer USA: Georgia Middle Georgia T. C. Porter 1846
GH: 01595984 Lyonia lucida (Lamarck) K. Koch USA: Alabama Wilmington T. C. Porter 1847-4
A: 01718204 Lyonia lucida (Lamarck) K. Koch USA: South Carolina Charleston: [no additional data] T. C. Porter
A: 01682823 Oxydendrum arboreum (Linnaeus) de Candolle USA: Pennsylvania [data not captured] T. C. Porter 1862
GH: 01761146 Pyrola chlorantha Swartz USA: Pennsylvania [data not captured] T. C. Porter 1864-6-4
GH: 01761899 Pyrola minor Linnaeus USA: Michigan Sault Ste. Marie: [data not captured] T. C. Porter 1865-7
A: 01762299 Rhododendron arborescens (Pursh) Torrey USA: Pennsylvania [data not captured] T. C. Porter 1889-6-25
GH: 01762305 Rhododendron arborescens (Pursh) Torrey USA: Pennsylvania [data not captured] T. C. Porter 1889-6-25
GH: 01762306 Rhododendron arborescens (Pursh) Torrey USA: Pennsylvania [data not captured] T. C. Porter 1889-9
A: 01539325 Rhododendron arborescens (Pursh) Torrey USA: Pennsylvania [data not captured] T. C. Porter 1889-9-3
A: 01762892 Rhododendron canadense (Linnaeus) Torrey USA: Pennsylvania [data not captured] T. C. Porter 1891-5
GH: 01762896 Rhododendron canadense (Linnaeus) Torrey USA: Pennsylvania [data not captured] T. C. Porter 1892-6-7
GH: 01762897 Rhododendron canadense (Linnaeus) Torrey USA: Pennsylvania [data not captured] T. C. Porter 1893-7
GH: 01763384 Rhododendron flammeum (Michaux) Sargent USA: Georgia [data not captured] T. C. Porter 1847
GH: 01764987 Rhododendron prinophyllum (Small) Millais USA: Pennsylvania [data not captured] T. C. Porter 1889-6-7
GH: 01764988 Rhododendron prinophyllum (Small) Millais USA: Pennsylvania [data not captured] T. C. Porter 1889-9-3
A: 01764989 Rhododendron prinophyllum (Small) Millais USA: Pennsylvania [data not captured] T. C. Porter 1889-5-22
GH: 01765002 Rhododendron prinophyllum (Small) Millais USA: Pennsylvania [data not captured] T. C. Porter 1891-5-27
A: 01765010 Rhododendron prinophyllum (Small) Millais USA: Pennsylvania [data not captured] T. C. Porter 1891-6-7
Fabaceae GH: 02067744 Astragalus agrestis G. Don USA: Wyoming Ft. Bridger, Wyoming Ter. T. C. Porter 1873-7
GH: 02047105 Astragalus canadensis Linnaeus USA: Pennsylvania Summit of Parnell's Knob, the highest mounta... T. C. Porter 1852-7-20
GH: 02047106 Astragalus canadensis Linnaeus USA: Pennsylvania Parnell's Knob T. C. Porter 1852-7-20
GH: 02044891 Astragalus hallii A. Gray USA: Colorado South Park T. C. Porter 1872-7-24
GH: 02052396 Astragalus lentiginosus Douglas ex Hooker USA: Wyoming Stinking Water Creek, Wyoming T. T. C. Porter 5 1871-7-3
GH: 02052647 Astragalus leptaleus A. Gray USA: Wyoming Fort Bridger, Wyoming Territory T. C. Porter 1873-8
GH: 02049145 Astragalus missouriensis Nuttall USA: Wyoming Cheyenne T. C. Porter 4 1871-5
GH: 02049288 Astragalus mollissimus Torrey USA: Kansas W. Kansas T. C. Porter 1882-5
GH: 02048313 Astragalus purshii glareosus (Douglas) Barneby USA: Wyoming Fort Bridger, Wyoming Territory T. C. Porter 1873-7
GH: 02048360 Astragalus racemosus Pursh USA: Colorado South Park T. C. Porter 1874-7-24
GH: 01881780 Clitoria mariana Linnaeus USA: Georgia [no additional data] T. C. Porter
GH: 01884520 Crotalaria sagittalis Linnaeus USA: Pennsylvania Chestnut Hill, Easton. near Pax[?] Inn T. C. Porter 1889-8-23
GH: 01961456 Desmodium laevigatum (Nuttall) de Candolle USA: Georgia Monticello T. C. Porter 1848
GH: 01961483 Desmodium laevigatum (Nuttall) de Candolle USA: Pennsylvania Chestnut Hill, Easton T. C. Porter 1894-9-5
GH: 01961703 Desmodium nuttallii (Schindler) B. G. Schubert USA: Pennsylvania Chestnut Hill, Easton T. C. Porter 1894-9-5
GH: 01960426 Desmodium rotundifolium (Michaux) de Candolle USA: Pennsylvania Chestnut Hill, Easton T. C. Porter 1898-9-5
GH: 01960500 Desmodium sessilifolium (Torr.) Torr. & A. Gray USA: Maryland Near Williamsport T. C. Porter 1849
GH: 01960516 Desmodium sessilifolium (Torr.) Torr. & A. Gray USA: Pennsylvania Bk. of Susquehanna T. C. Porter 1861-9-5
GH: 01959419 Galactia volubilis (Linnaeus) Britton USA: Pennsylvania Near Lancaster T. C. Porter 1862-10-4
GH: 01539515 Kummerowia striata (Thunberg) Schindler USA: Georgia Monticello T. C. Porter 1846
GH: 01539445 Kummerowia striata (Thunberg) Schindler USA: Virginia Fredericksburg (Virginia): [data not capture... T. C. Porter 1892-8
GH: 02150412 Lathyrus venosus Muhlenberg ex Willdenow USA: New Jersey BAnks of the Delaware [River] in Warren & Hu... T. C. Porter 1882
GH: 02150424 Lathyrus venosus Muhlenberg ex Willdenow USA: Pennsylvania Bethlehem T. C. Porter 1873-6-8
GH: 02087491 Lespedeza repens (Linnaeus) W. P. C. Barton USA: Georgia Mid. Ga. T. C. Porter 1846
GH: 02087599 Lespedeza repens (Linnaeus) W. P. C. Barton USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1861-9-21
GH: 02130670 Orbexilum pedunculatum Rydberg USA: Georgia Monticello: [data not captured] T. C. Porter 1846
GH: 02133329 Phaseolus polystachius Michaux USA: Pennsylvania [data not captured] T. C. Porter 1868-8-29
GH: 02136694 Stylosanthes biflora Britton, Stearn & Poggenburg USA: Pennsylvania [data not captured] T. C. Porter 1868-8
GH: 02343192 Trifolium hybridum Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1869-6
GH: 02343784 Trifolium parryi A. Gray USA: Utah Uinta Mountains T. C. Porter 1873-7-19
GH: 00871630 Trifolium variegatum Nuttall USA: Utah Ogden T. C. Porter 1873-8-2
GH: 02345648 Vicia caroliniana Walter USA: Pennsylvania [data not captured] T. C. Porter 1850-5-29
GH: 02347044 Vicia hugeri Small USA: Georgia [data not captured] T. C. Porter 1847-4
Fontinalaceae FH: 01138486 Fontinalis antipyretica Hedwig USA: Pennsylvania [data not captured] T. C. Porter
FH: 00780258 Fontinalis antipyretica gigantea (Sullivant) Sullivant USA: Pennsylvania [data not captured] T. C. Porter 1862-6-14
NEBC: 00545087 Fontinalis dalecarlica Bruch & Schimper USA: Vermont Pownal: [no additional data] T. C. Porter
FH: 01138535 Fontinalis dalecarlica Bruch & Schimper USA: Pennsylvania [no additional data] T. C. Porter 4
Frullaniaceae FH: 00497971 Frullania asagrayana Montagne USA: Pennsylvania [no additional data] T. C. Porter 1857-7
FH: 00497973 Frullania asagrayana Montagne USA: Pennsylvania [no additional data] T. C. Porter
FH: 00498363 Frullania eboracensis Lehmann USA: Pennsylvania [no additional data] T. C. Porter
FH: 00498606 Frullania plana Sullivant USA: Pennsylvania [no additional data] T. C. Porter
FH: 00498629 Frullania riparia Hampe ex Lehmann USA: Pennsylvania [data not captured] T. C. Porter
FH: 00498630 Frullania riparia Hampe ex Lehmann USA: Pennsylvania [data not captured] T. C. Porter 1861-12
FH: 00498631 Frullania riparia Hampe ex Lehmann USA: Pennsylvania [data not captured] T. C. Porter 1862-5
Geastraceae FH: 00373064 Geastrum stellatum (Scopoli) Wettstein USA: Pennsylvania Lancaster: Near Lancaster, Pa. T. C. Porter 1861-12-9
Gentianaceae GH: 00415258 Centaurium exaltatum (Grisebach) Wight USA: Utah Ogden, Utah Ter. T. C. Porter 1873-8-2
GH: 02069444 Centaurium pulchellum (Swartz) Druce USA: Pennsylvania near Lancaster T. C. Porter 1854-7
GH: 00415258 Erythraea nuttallii S. Watson USA: Utah Ogden, Utah Ter. T. C. Porter 1873-8-2
GH: 02072437 Gentiana calycosa Grisebach USA: Wyoming Teton Canyon T. C. Porter 1872-7-26
GH: 02072817 Gentiana linearis Froelich USA: Pennsylvania Pocono Summit T. C. Porter 1889-8-15
GH: 00112789 Gentiana quinquefolia lutescens Fernald USA: Pennsylvania T. C. Porter 1886-11-2
GH: 02167131 Gentiana saponaria Linnaeus USA: Pennsylvania Smithville T. C. Porter 1862-10-8
GH: 02167224 Gentiana villosa Linnaeus USA: Pennsylvania New Texas T. C. Porter 1860-9-11
GH: 02167887 Gentianella quinquefolia (Linnaeus) Small USA: Pennsylvania Easton T. C. Porter 1895-10-5
GH: 00112789 Gentianella quinquefolia quinquefolia USA: Pennsylvania T. C. Porter 1886-11-2
GH: 02166986 Nymphoides cordata (Elliott) Fernald USA: Pennsylvania XII Mile Pond T. C. Porter 1870-8-18
Geocalycaceae FH: 00496953 Chiloscyphus pallescens (Ehrhart ex Hoffmann) Dumortier USA: Pennsylvania [data not captured] T. C. Porter
FH: 00497107 Chiloscyphus polyanthos fragilis (Roth) Schiffner USA: Pennsylvania [data not captured] T. C. Porter
FH: 00497114 Chiloscyphus polyanthos fragilis (Roth) Schiffner USA: Pennsylvania [data not captured] T. C. Porter
FH: 00498839 Geocalyx graveolens (Schrader) Dumortier USA: Pennsylvania [data not captured] T. C. Porter 1852-9
FH: 00500242 Lophocolea bidentata (Linnaeus) Dumortier USA: Pennsylvania [data not captured] T. C. Porter
FH: 00500257 Lophocolea bidentata (Linnaeus) Dumortier USA: Pennsylvania [data not captured] T. C. Porter
FH: 00500258 Lophocolea bidentata (Linnaeus) Dumortier USA: Pennsylvania [data not captured] T. C. Porter
FH: 00500448 Lophocolea heterophylla (Schrader) Dumortier USA: Pennsylvania [data not captured] T. C. Porter 1861
FH: 00500449 Lophocolea heterophylla (Schrader) Dumortier USA: Pennsylvania [data not captured] T. C. Porter
Geraniaceae GH: 01863898 Geranium bicknellii longipes (S. Watson) Fernald USA: Michigan Grand Detour T. C. Porter 1865-8-5
GH: 01864298 Geranium columbinum Linnaeus USA: Pennsylvania Bks. of the Susquehanna, Safe Harbor T. C. Porter 1866-7-6
GH: 01864303 Geranium columbinum Linnaeus USA: Pennsylvania banks of the Susquehanna T. C. Porter
Grimmiaceae FH: 00557771 Grimmia olneyi Sullivant USA: Pennsylvania [data not captured] T. C. Porter 1869
Haloragaceae GH: 01626922 Myriophyllum humile (Rafinesque) Morong USA: Pennsylvania Long Pond - Pocono Mtn. T. C. Porter 1860-7-31
GH: 01628483 Myriophyllum tenellum Bigelow USA: Pennsylvania XII Mile Pond T. C. Porter 1870-8-18
Hippuridaceae NEBC: 00664969 Hippuris vulgaris Linnaeus USA: Maine Spencer Lake T. C. Porter 1871-9-2
Hydrangeaceae GH: 01992843 Philadelphus inodorus grandiflorus (Willdenow) A. Gray USA: Pennsylvania along banks of the Delaware & Bushkill, East... T. C. Porter 1886-6-11
Hylocomiaceae FH: 00839395 Hylocomium brevirostre (Bridel) Schimper USA: Pennsylvania [data not captured] T. C. Porter 1864-5-7
Hypnaceae FH: 00840857 Hypnum cupressiforme imponens (Hedwig) Boulay USA: Pennsylvania [no additional data] T. C. Porter 1874-4
FH: 01138912 Hypnum fluitans Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1867
FH: 01139008 Hypnum noterophilum Sullivant & Lesquereux ex Sullivant USA: Pennsylvania [data not captured] T. C. Porter 1861-7-27
FH: 01139137 Hypnum sullivantii Spruce USA: Pennsylvania Mercersburg: [no additional data] T. C. Porter 1852-10
FH: 01139138 Hypnum sullivantii Spruce USA: Pennsylvania [no additional data] T. C. Porter 1852-12
Isoetaceae GH: 02074721 Isoetes engelmannii A. Braun USA: Pennsylvania Smithville T. C. Porter 1866-10-2
GH: 02074748 Isoetes engelmannii A. Braun USA: Pennsylvania Lancaster Co. T. C. Porter
GH: 02074744 Isoetes engelmannii A. Braun USA: Pennsylvania Smithville T. C. Porter 1862-7-5
GH: 02074743 Isoetes engelmannii A. Braun USA: Pennsylvania near Warriorsmark T. C. Porter 1868-8-20
GH: 02074741 Isoetes engelmannii A. Braun USA: Pennsylvania Near Warriorsmark T. C. Porter 1870-9
GH: 02073082 Isoetes riparia Engelmann USA: New Jersey Delaware River opp. Chester, Pa. T. C. Porter 1895-8-1
Jubulaceae FH: 00499350 Jubula pennsylvanica (Stephani) A. W. Evans USA: Pennsylvania [data not captured] T. C. Porter 1862-4
Juncaceae GH: 02098370 Juncus acuminatus Michaux USA: Pennsylvania [data not captured] T. C. Porter 1864-7-2
GH: 02098371 Juncus acuminatus Michaux USA: Pennsylvania [data not captured] T. C. Porter 1860-7-31
GH: 00029618 Juncus articulatus Linnaeus USA: Pennsylvania Lancaster: Bog near Lancaster, Penn. T. C. Porter 1862-9-2
GH: 02099622 Juncus balticus littoralis (Engelmann) Snogerup USA: Pennsylvania [data not captured] T. C. Porter 1866-6-19
GH: 02099621 Juncus balticus littoralis (Engelmann) Snogerup USA: Pennsylvania Lancaster: [data not captured] T. C. Porter 1861-6-22
GH: 02099619 Juncus balticus littoralis (Engelmann) Snogerup USA: Pennsylvania [data not captured] T. C. Porter 1866-6-19
GH: 02099617 Juncus balticus littoralis (Engelmann) Snogerup USA: Pennsylvania [data not captured] T. C. Porter 1866-6
GH: 02099618 Juncus balticus littoralis (Engelmann) Snogerup USA: Pennsylvania [data not captured] T. C. Porter 1864-6-13
GH: 00029618 Juncus brachycephalus (Engelmann) Buchenau USA: Pennsylvania Lancaster: Bog near Lancaster, Penn. T. C. Porter 1862-9-2
GH: 02100056 Juncus brachycephalus (Engelmann) Buchenau USA: Pennsylvania [data not captured] T. C. Porter 1879-9
GH: 02100055 Juncus brachycephalus (Engelmann) Buchenau USA: Pennsylvania Near Lancaster T. C. Porter 1862-8-27
GH: 02100347 Juncus brevicaudatus (Engelmann) Fernald USA: Pennsylvania [data not captured] T. C. Porter 1866-8-24
GH: 02100346 Juncus brevicaudatus (Engelmann) Fernald USA: Pennsylvania [data not captured] T. C. Porter 1867-8-7
GH: 02100345 Juncus brevicaudatus (Engelmann) Fernald USA: Pennsylvania [data not captured] T. C. Porter 1883-8-27
GH: 02100730 Juncus bufonius Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1868-7-13
GH: 00029618 Juncus canadensis brachycephalus Engelmann USA: Pennsylvania Lancaster: Bog near Lancaster, Penn. T. C. Porter 1862-9-2
GH: 02100055 Juncus canadensis brachycephalus Engelmann USA: Pennsylvania Near Lancaster T. C. Porter 1862-8-27
GH: 00339909 Juncus canadensis subcaudatus Engelmann USA: Pennsylvania T. C. Porter 1866-7-31
GH: 02398714 Juncus canadensis subcaudatus Engelmann USA: Pennsylvania [no additional data] T. C. Porter 1866-7-31
GH: 02101506 Juncus coriaceus Mackenzie USA: Alabama [data not captured] T. C. Porter
GH: 02100055 Juncus debilis A. Gray USA: Pennsylvania Near Lancaster T. C. Porter 1862-8-27
GH: 02101711 Juncus debilis A. Gray USA: Pennsylvania [data not captured] T. C. Porter 1863-8-13
GH: 02101712 Juncus debilis A. Gray USA: Pennsylvania [data not captured] T. C. Porter 1864-8-19
GH: 02102440 Juncus dudleyi Wiegand USA: Pennsylvania [data not captured] T. C. Porter 1866-6-19
GH: 02102441 Juncus dudleyi Wiegand USA: Pennsylvania [data not captured] T. C. Porter 1866-6-19
GH: 02102439 Juncus dudleyi Wiegand USA: Pennsylvania [data not captured] T. C. Porter 1864-6-13
GH: 02401412 Juncus filiformis Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1893-7-27
GH: 02401635 Juncus gymnocarpus Coville USA: Pennsylvania [data not captured] T. C. Porter 1866-8-24
GH: 02401640 Juncus gymnocarpus Coville USA: Pennsylvania [data not captured] T. C. Porter 1867-8-26
GH: 02401639 Juncus gymnocarpus Coville USA: Pennsylvania [data not captured] T. C. Porter 1895-8-14
GH: 02400107 Juncus marginatus Rostkovius USA: Pennsylvania [data not captured] T. C. Porter 1866-7-31
GH: 02399091 Juncus nodosus Linnaeus USA: Pennsylvania Lancaster: [data not captured] T. C. Porter 1866-7-2
GH: 02399090 Juncus nodosus Linnaeus USA: Pennsylvania Lancaster: [data not captured] T. C. Porter 1864-6-18
GH: 02399087 Juncus nodosus Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1868-7-21
GH: 02399551 Juncus pelocarpus E. Meyer USA: Pennsylvania [data not captured] T. C. Porter 1881-8-20
GH: 02398574 Juncus secundus P. Beauvois ex Poiret USA: Pennsylvania [data not captured] T. C. Porter 1864-6-23
GH: 00339909 Juncus subcaudatus (Engelmann) Coville & S. F. Blake USA: Pennsylvania T. C. Porter 1866-7-31
GH: 02398714 Juncus subcaudatus (Engelmann) Coville & S. F. Blake USA: Pennsylvania [no additional data] T. C. Porter 1866-7-31
GH: 02398712 Juncus subcaudatus (Engelmann) Coville & S. F. Blake USA: Pennsylvania [data not captured] T. C. Porter 1867-8
GH: 02397139 Juncus tenuis Willdenow USA: Pennsylvania [data not captured] T. C. Porter 1864-6-13
Jungermanniaceae FH: 00499174 Jamesoniella autumnalis (de Candolle) Stephani USA: Pennsylvania [data not captured] T. C. Porter 1852
FH: 00499218 Jamesoniella autumnalis (de Candolle) Stephani USA: Pennsylvania [data not captured] T. C. Porter 1852
FH: 00499272 Jamesoniella autumnalis (de Candolle) Stephani USA: Pennsylvania [data not captured] T. C. Porter 1852-5
Lamiaceae GH: 01555388 Blephilia hirsuta (Pursh) Bentham USA: Pennsylvania Alleghanies T. C. Porter 1865-8-8
GH: 01555466 Calamintha nepeta (Linnaeus) Savi USA: Virginia Fredericksburg T. C. Porter 1891-8-20
GH: 01555588 Clinopodium arkansanum (Nuttall) House USA: Michigan Grand Detour T. C. Porter 1865-8-5
GH: 01553913 Lamium purpureum incisum (Willdenow) Persoon USA: Pennsylvania Lancaster: Bks. of Conestoga T. C. Porter 1863-5-19
GH: 01552684 Lycopus uniflorus Michaux USA: Wyoming Lower Fire Hole Basin, Yellowstone Park T. C. Porter 1872
GH: 01551876 Mentha canadensis Linnaeus USA: Pennsylvania Shore of the Delaware above Easton T. C. Porter 1875-8-24
GH: 01551879 Mentha canadensis Linnaeus USA: Pennsylvania Easton: Shore of the Delaware, Easton T. C. Porter 1886-9-11
GH: 01551982 Mentha gentilis Linnaeus USA: Pennsylvania Easton: Easton, along Delaware River T. C. Porter 1892-8-12
GH: 01551983 Mentha gentilis Linnaeus USA: Pennsylvania Easton: Shores of the Delaware, Easton T. C. Porter 1886-10-1
GH: 01551984 Mentha gentilis Linnaeus USA: Pennsylvania Easton: Shores of the Delaware T. C. Porter 1886-8-14
GH: 01600037 Mentha gracilis Sole USA: Pennsylvania Shores of the Delaware, above Easton T. C. Porter 1875-8-24
GH: 01600039 Mentha gracilis Sole USA: Pennsylvania Bk. of the Conestoga, near Lancaster T. C. Porter 1862-10-4
GH: 01600041 Mentha gracilis Sole USA: Pennsylvania Near Easton T. C. Porter 1869-8-4
GH: 01600062 Mentha longifolia (Linnaeus) Hudson USA: Pennsylvania Easton: Easton T. C. Porter 1876-9-15
GH: 01600064 Mentha longifolia (Linnaeus) Hudson USA: Pennsylvania Easton: Easton T. C. Porter 1869-9-14
GH: 01600065 Mentha longifolia (Linnaeus) Hudson USA: Pennsylvania Near Easton T. C. Porter 1875-8-25
GH: 01600240 Mentha rotundifolia (Linnaeus) Hudson USA: Pennsylvania Easton: Easton T. C. Porter 1893-9-25
GH: 01600324 Mentha spicata Linnaeus USA: Pennsylvania Near Easton T. C. Porter 1895-9-7
GH: 01600328 Mentha spicata Linnaeus USA: Pennsylvania Easton: Easton T. C. Porter 1875-8
GH: 01600381 Mentha villosa Hudson USA: Pennsylvania Easton: Easton T. C. Porter 1868-9
GH: 01600387 Mentha villosa Hudson USA: Pennsylvania near Easton T. C. Porter 1871-9-28
GH: 01600389 Mentha villosa Hudson USA: Pennsylvania Easton: around Easton T. C. Porter 1875-9
GH: 02236606 Monarda media Willdenow USA: Pennsylvania Easton: [data not captured] T. C. Porter 1890-7-12
GH: 01598529 Physostegia virginiana (Linnaeus) Bentham USA: Pennsylvania Islands of Susquehanna T. C. Porter 1861-7-13
GH: 01598530 Physostegia virginiana (Linnaeus) Bentham USA: Pennsylvania Banks of the Susquehanna T. C. Porter 1865-8
GH: 01597570 Pycnanthemum incanum (Linnaeus) Michaux USA: Pennsylvania Easton: Chestnut Hill T. C. Porter 1941-8-27
GH: 01596287 Pycnanthemum torrei Bentham USA: Pennsylvania Bk. of Susquehanna T. C. Porter 1861-9-5
GH: 01596296 Pycnanthemum verticillatum (Michaux) Persoon USA: Pennsylvania Near Easton T. C. Porter 1875-9-28
GH: 01596298 Pycnanthemum verticillatum (Michaux) Persoon USA: Pennsylvania Easton: Easton T. C. Porter 1892-7-23
GH: 01596312 Pycnanthemum verticillatum (Michaux) Persoon USA: Pennsylvania Easton: Easton T. C. Porter 1875-8
GH: 01596721 Salvia azurea media Epling USA: Georgia Monticello: [Jasper by] T. C. Porter 1846
GH: 01697646 Satureja hortensis Linnaeus USA: Pennsylvania Pennsylvania Furnace T. C. Porter 1875-8-15
GH: 01697605 Scutellaria incana Biehler USA: Pennsylvania Huntingdon Cy. T. C. Porter
GH: 01697611 Scutellaria incana Biehler USA: Pennsylvania Huntingdon Co. T. C. Porter
GH: 00269955 Stachys Linnaeus USA: Virginia Wytheville: T. C. Porter 1875-9
GH: 00269956 Stachys Linnaeus USA: Virginia Wytheville: T. C. Porter 1875-9
GH: 00269955 Stachys cordata Riddell USA: Virginia Wytheville: T. C. Porter 1875-9
GH: 00269956 Stachys cordata Riddell USA: Virginia Wytheville: T. C. Porter 1875-9
GH: 00269955 Stachys nuttallii Shuttleworth ex Bentham USA: Virginia Wytheville: T. C. Porter 1875-9
GH: 00269956 Stachys nuttallii Shuttleworth ex Bentham USA: Virginia Wytheville: T. C. Porter 1875-9
Lejeuneaceae FH: 00499788 Lejeunea cavifolia (Ehrhart) Lindberg USA: Pennsylvania [data not captured] T. C. Porter 1853-9
FH: 00499897 Lejeunea serpyllifolia americana Lindberg USA: Pennsylvania [no additional data] T. C. Porter 1853-9-9
Lentibulariaceae GH: 01974633 Utricularia cornuta Michaux USA: Michigan Isle Royale. T. C. Porter 1865-8-2
GH: 01974896 Utricularia gibba Linnaeus USA: Pennsylvania Bks. of the Susquehanna, Collin's Ferry. T. C. Porter 1863-9-4
GH: 01974895 Utricularia gibba Linnaeus USA: Pennsylvania Base of North Mountain, Mercersburg. T. C. Porter 1850-8-27
Lepidoziaceae FH: 00507210 Mastigobryum trilobatum (Linnaeus) Nees USA: Pennsylvania [data not captured] T. C. Porter 1863-8
FH: 00507212 Mastigobryum trilobatum (Linnaeus) Nees USA: Pennsylvania [data not captured] T. C. Porter 1862-5-9
Liliaceae GH: 01540737 Hornungia procumbens (Linnaeus) Hayek USA: Wyoming Fort Bridger, around the Fort T. C. Porter 1873-7
Linaceae GH: 02053509 Linum medium texanum (Planchon) Fernald USA: Pennsylvania Presque Isle T. C. Porter 1868-7-24
GH: 02053510 Linum medium texanum (Planchon) Fernald USA: Pennsylvania Presque Isle T. C. Porter 1868-7-24
GH: 02053970 Linum striatum Walter USA: Pennsylvania Lancaster Co. T. C. Porter 1862
GH: 02053971 Linum striatum Walter USA: Pennsylvania Dauphin Co. T. C. Porter 1866-9
GH: 02054121 Linum sulcatum Riddell USA: Pennsylvania Bk. of the Little Juniata T. C. Porter 1865-9
Lobeliaceae GH: 01798422 Lobelia kalmii Linnaeus USA: Michigan Grand Detour T. C. Porter 1865-8-5
GH: 01798424 Lobelia kalmii Linnaeus USA: Michigan Isle Royale: Isle Royale T. C. Porter 1865-8-2
GH: 01798477 Lobelia kalmii Linnaeus USA: Pennsylvania near Lancaster T. C. Porter 1857
GH: 01798596 Lobelia nuttallii Roemer & Schultes USA: Pennsylvania Delaware Co. T. C. Porter
GH: 01798599 Lobelia nuttallii Roemer & Schultes USA: Pennsylvania Tinicum T. C. Porter 1863-9-10
GH: 01798747 Lobelia puberula Michaux USA: Pennsylvania New Texas T. C. Porter 1866-8-26
GH: 00033265 Lobelia spicata parviflora A. Gray USA: Pennsylvania Swamp near Lancaster T. C. Porter 1857-6-25
GH: 00033265 Lobelia spicata spicata USA: Pennsylvania Swamp near Lancaster T. C. Porter 1857-6-25
Lycopodiaceae GH: 02077940 Lycopodium clavatum laurentianum Victorin USA: Pennsylvania Pocono Mtn. T. C. Porter 1860-8-3
Malvaceae GH: 02202953 Hibiscus laevis Allioni USA: Pennsylvania Island in the Susquehanna, Safe Harbor T. C. Porter 1862-8-29
GH: 02202952 Hibiscus laevis Allioni USA: Pennsylvania Islands of Susquehanna, opposite Safe Harbor T. C. Porter 1859-6-25
GH: 02195315 Hibiscus striatus lambertianus (Kunth) O. J. Blanchard USA: Pennsylvania Bks. of the Conestoga, near Lancaster T. C. Porter 1862-9-9
GH: 02201276 Hibiscus syriacus Linnaeus USA: Pennsylvania Lancaster County T. C. Porter 1863-9-25
GH: 02200548 Sida hermaphrodita (Linnaeus) Rusby USA: Pennsylvania Bks. of the Susquehanna, opposite Safe Harbo... T. C. Porter 1863-9-2
Marchantiaceae FH: 00506718 Marchantia polymorpha Linnaeus : Lake Superior: [no additional data] T. C. Porter
FH: 00506583 Marchantia polymorpha Linnaeus USA: Pennsylvania [no additional data] T. C. Porter
Metzgeriaceae FH: 00507364 Metzgeria furcata Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1862-5-3
Mimosaceae GH: 01992495 Schrankia microphylla (Dryander) J. F. Macbride USA: Georgia Mid. Ga. T. C. Porter 1846
Moraceae GH: 01545014 Maclura pomifera (Rafinesque) C. K. Schneider USA: Pennsylvania College Hill, Easton T. C. Porter 1886-6-8
Najadaceae GH: 01734429 Zannichellia palustris Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1893-7-15
Nymphaeaceae GH: 01740011 Nuphar microphylla (Persoon) Fernald USA: Pennsylvania Collins' Ferry T. C. Porter 1863-9-4
Oleaceae GH: 01849725 Fraxinus pennsylvanica Marshall USA: Pennsylvania Mercersburg: Mercersburg T. C. Porter 4 1852-5-14
Onagraceae GH: 01625965 Camissonia scapoidea (Torrey & A. Gray) P. H. Raven USA: Wyoming Fort Bridger, Wyoming Territory T. C. Porter 1873-7
GH: 01674757 Circaea canadensis canadensis (Linnaeus) Hill USA: Pennsylvania Easton: Chestnut Hill T. C. Porter 1895-7-11
GH: 01671492 Epilobium coloratum Biehler USA: Pennsylvania On the Delaware above Easton T. C. Porter 1871-10-1
GH: 01776481 Epilobium leptophyllum Rafinesque USA: Pennsylvania Smithville T. C. Porter 1862-8-18
GH: 01779324 Ludwigia decurrens Walter USA: Georgia Monticello T. C. Porter 1840
GH: 01779893 Ludwigia microcarpa Michaux USA: Georgia circa Monticello T. C. Porter 1846
GH: 01644480 Oenothera laciniata Hill USA: Georgia Middle Georgia T. C. Porter 1846
GH: 01643943 Oenothera tetragona tetragona Roth USA: Pennsylvania Island in the Susquehanna T. C. Porter 1864-7-2
GH: 01643944 Oenothera tetragona tetragona Roth USA: Pennsylvania Island in the Susquehanna T. C. Porter 1861-8-29
GH: 01642212 Stenosiphon linifolius (Nuttall ex E. James) Heynhold USA: Kansas [Wabaunsee] T. C. Porter 1877
Orchidaceae AMES: 02031354 Arethusa bulbosa Linnaeus USA: Pennsylvania near Smithville T. C. Porter 1862-6-18
GH: 01939037 Corallorhiza wisteriana Conrad USA: Pennsylvania [no additional data] T. C. Porter
AMES: 02028009 Goodyera oblongifolia Rafinesque USA: Michigan Mth. of Carp River, near Marquette, south sh... T. C. Porter 1865-8-4
GH: 01883992 Hexalectris spicata Barnhart USA: Georgia Mid. Ga. T. C. Porter 1846
AMES: 02066394 Platanthera blephariglottis (Willdenow) Lindley USA: Pennsylvania Pocono Mt. T. C. Porter 1859-8-23
AMES: 02066395 Platanthera blephariglottis (Willdenow) Lindley USA: Pennsylvania Pocono Mt. T. C. Porter 1859-8-23
AMES: 02066396 Platanthera blephariglottis (Willdenow) Lindley USA: Pennsylvania Pocono Mt. T. C. Porter 1859-8-23
AMES: 02066670 Platanthera ciliaris (Linnaeus) Lindley USA: Pennsylvania [no additional data] T. C. Porter
AMES: 02066671 Platanthera ciliaris (Linnaeus) Lindley USA: Pennsylvania [no additional data] T. C. Porter 1856-8-14
AMES: 02063119 Platanthera cristata (Michaux) Lindley USA: Pennsylvania [no additional data] T. C. Porter
AMES: 02045299 Platanthera hookeri (Torrey ex A. Gray) Lindley USA: Pennsylvania Bald Eagle Furnace T. C. Porter 1860-6-3
AMES: 02046763 Platanthera peramoena A. Gray USA: Pennsylvania Mouth of Pequea T. C. Porter 1862-8-20
AMES: 02032095 Spiranthes cernua (Linnaeus) Richard USA: Pennsylvania Easton T. C. Porter 1869-9-23
AMES: 02032409 Spiranthes lucida (H. H. Eaton) Ames USA: Pennsylvania around Millersville T. C. Porter 1863-6-10
AMES: 02032411 Spiranthes lucida (H. H. Eaton) Ames USA: Pennsylvania near Easton T. C. Porter 1896-6-6
Orobanchaceae GH: 02033072 Aureolaria levigata (Rafinesque) Rafinesque USA: Pennsylvania Blair Co. T. C. Porter 1859
GH: 02033665 Buchnera americana Linnaeus USA: Pennsylvania New Texas T. C. Porter 1863-7-21
GH: 01876797 Castilleja flava S. Watson USA: Wyoming Fort Bridger, Wyoming Territory T. C. Porter 1873-7
GH: 01880110 Cordylanthus ramosus Nuttall ex Bentham USA: Wyoming Fort Bridger T. C. Porter 1873-7-29
GH: 02080193 Pedicularis canadensis fluviatilis (A. Heller) W. A. Weber USA: Colorado Ute Pass, col. Ter. T. C. Porter 1872-7-23
GH: 02080504 Pedicularis crenulata Bentham USA: Colorado Ute Pass, Col. Ter. T. C. Porter 1872-7-23
Orthotrichaceae FH: 00913625 Orthotrichum ludwigii Bridel USA: Maine [data not captured] T. C. Porter
FH: 00913543 Orthotrichum porteri Sull. & Lesq. USA: Pennsylvania [data not captured] T. C. Porter 1867
FH: 00913544 Orthotrichum porteri Sull. & Lesq. USA: Pennsylvania [data not captured] T. C. Porter
FH: 00913546 Orthotrichum porteri Sull. & Lesq. USA: Pennsylvania Easton: [no additional data] T. C. Porter 25
FH: 00913547 Orthotrichum porteri Sull. & Lesq. USA: Pennsylvania [data not captured] T. C. Porter 10
FH: 00913548 Orthotrichum porteri Sull. & Lesq. USA: Pennsylvania [data not captured] T. C. Porter 1852-4
FH: 00885878 Zygodon lapponicus (Hedwig) Bruch & Schimper USA: Pennsylvania [no additional data] T. C. Porter
Pallaviciniaceae FH: 01135591 Pallavicinia lyellii (Hooker) Gray USA: Pennsylvania [data not captured] T. C. Porter 1859-8
Papaveraceae GH: 01738771 Corydalis flavula (Rafinesque) de Candolle USA: New Jersey Bank of the Delaware [River], above Milford T. C. Porter 1890-5-1
GH: 01739344 Dicentra canadensis (Goldie) Walpers USA: Pennsylvania Lancaster County T. C. Porter 1863
GH: 01857247 Papaver dubium Linnaeus USA: Pennsylvania Franklin Co. T. C. Porter 1850-6
Parnassiaceae GH: 01855594 Parnassia glauca Rafinesque USA: Pennsylvania Easton: Easton T. C. Porter 1886-9
Passifloraceae GH: 00246383 Passiflora lutea Linnaeus USA: Pennsylvania Susquehanna [?], below Safe Harbor, Lancaste... T. C. Porter 1861-9-11
Pelliaceae FH: 00508191 Pellia epiphylla (Linnaeus) Corda USA: Pennsylvania [data not captured] T. C. Porter 1870-8
Phyllanthaceae GH: 01971473 Phyllanthopsis phyllanthoides Vorontsova & Petra Hoffmann USA: Pennsylvania York Co. T. C. Porter 1859-9-9
GH: 01971473 Phyllanthus carolinensis Walter USA: Pennsylvania York Co. T. C. Porter 1859-9-9
GH: 01971471 Phyllanthus carolinensis Walter USA: Pennsylvania Bks. of Susquehanna T. C. Porter 1859-9-9
Pinaceae GH: 00398414 Pinus echinata Miller USA: Pennsylvania Manheim T. C. Porter 1863-8-1
GH: 00399395 Pinus pungens Lambert USA: Pennsylvania Near Alexandria T. C. Porter 1862-8-14
Plagiochilaceae FH: 00508528 Plagiochila asplenioides (Linnaeus) Dumortier USA: Pennsylvania [data not captured] T. C. Porter 1863-5
FH: 00508535 Plagiochila asplenioides (Linnaeus) Dumortier USA: Virginia [data not captured] T. C. Porter 1862
FH: 00508536 Plagiochila asplenioides (Linnaeus) Dumortier USA: Virginia [data not captured] T. C. Porter 1863
Plantaginaceae GH: 00466476 Besseya wyomingensis (A. Nelson) Rydberg USA: Utah Gilbert Meadows T. C. Porter 1873-7-28
GH: 01999177 Collinsia verna Nuttall USA: Pennsylvania [data not captured] T. C. Porter 1871-5
GH: 01999792 Gratiola pilosa Michaux USA: Georgia [data not captured] T. C. Porter 1846
GH: 02002346 Penstemon attenuatus Douglas ex Lindley USA: Montana [data not captured] T. C. Porter 49 1871-6-25
GH: 02118888 Penstemon deustus Douglas USA: Montana [data not captured] T. C. Porter 50 1871-7-3
GH: 02119346 Penstemon eriantherus Pursh USA: Montana [data not captured] T. C. Porter 1871-6-25
GH: 02119964 Penstemon gracilis Nuttall USA: Colorado Ute Pass, Col. Ter. T. C. Porter 1872-7-22
GH: 02121235 Penstemon oliganthus Wooton & Standley USA: Colorado Divide, W. of Salt Marsh, South Park, Col. T... T. C. Porter 1872-7-24
GH: 02122259 Penstemon rupicola (Piper) Howell USA: Washington [data not captured] T. C. Porter 1872
GH: 01801876 Plantago aristata Michaux USA: Pennsylvania Easton: [data not captured] T. C. Porter 1869-7-1
GH: 01802327 Plantago heterophylla Nuttall USA: Georgia [data not captured] T. C. Porter 1847-4
GH: 01802322 Plantago heterophylla Nuttall USA: Georgia Monticello: [data not captured] T. C. Porter 1846
GH: 01804510 Synthyris dissecta Rydberg USA: Montana [data not captured] T. C. Porter 53 1871-6-25
GH: 01805313 Veronica anagallis-aquatica Linnaeus USA: New Jersey [data not captured] T. C. Porter 1886-6-19
GH: 01805318 Veronica anagallis-aquatica Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1892-10-9
GH: 01805316 Veronica anagallis-aquatica Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1892-6-24
GH: 01805312 Veronica anagallis-aquatica Linnaeus USA: Pennsylvania [data not captured] T. C. Porter 1892-7-20
GH: 00589656 Veronica catenata Pennell USA: Pennsylvania Lancaster: Near Lancaster, Penn. T. C. Porter 1862-7-19
GH: 01805718 Veronica hederifolia Linnaeus USA: Pennsylvania Lancaster: [data not captured] T. C. Porter 1862-4-30
GH: 01811273 Veronica peregrina xalapensis (Kunth) Pennell : Rocky Mountains: Rocky Mtns. between Pleasan... T. C. Porter 52 1871-6-25
Poaceae GH: 00022972 Agrostis perennans chaetophora Fernald USA: Pennsylvania T. C. Porter 1865-8
GH: 00351913 Calamagrostis brevipilis (Torrey) L. C. Beck USA: New Jersey Hammonton T. C. Porter 1891-9-6
GH: 00023309 Calamagrostis porteri A. Gray USA: Pennsylvania Alexandria: T. C. Porter 1862-8-12
GH: 00351913 Calamovilfa brevipilis (Torrey) Scribner USA: New Jersey Hammonton T. C. Porter 1891-9-6
NEBC: 00880528 Elymus trachycaulus (Link) Gould ex Shinners USA: Maine Mount Kineo T. C. Porter 1871-8-28
GH: 00023938 Melica mutica parviflora Porter & Coulter USA: Colorado Glen Eyrie T. C. Porter 1873-8-12
GH: 00023938 Melica porteri Scribner USA: Colorado Glen Eyrie T. C. Porter 1873-8-12
NEBC: 00865019 Trisetum melicoides (Michaux) Scribner USA: Maine Mount Kineo T. C. Porter 1868-9-1
Polemoniaceae GH: 01083732 Aliciella pinnatifida (Nuttall ex A. Gray) J. M. Porter USA: Colorado Denver: [no additional data] T. C. Porter 1869
GH: 00985051 Gymnosteris parvula A. Heller USA: Utah Uinta Mountains; Gilbert's Meadow T. C. Porter 1873-7-28
GH: 00078938 Ipomopsis spicata capitata (A. Gray) V. E. Grant USA: Colorado Denver: Demver, C.T. T. C. Porter 1869
GH: 01105889 Leptosiphon septentrionalis (H. Mason) J. M. Porter & L. A. Johnson USA: Utah Uinta Mountains T. C. Porter 1873-7-19
GH: 01565502 Navarretia breweri (A. Gray) Greene USA: Wyoming Bridger Butte. Fort Bridger T. C. Porter 1873-7-7
GH: 01574978 Phlox ovata Linnaeus USA: Pennsylvania Barrens, Huntingdon Co. T. C. Porter 1858-8
GH: 01581958 Phlox paniculata Linnaeus USA: Pennsylvania Bks. of Susquehanna T. C. Porter 1860-9-10
GH: 01717102 Polemonium viscosum Nuttall USA: Wyoming Yellowstone Lake T. C. Porter 63 1871-8
Polygalaceae GH: 01971946 Polygala ambigua Nuttall USA: Pennsylvania Lancaster Co. T. C. Porter 1861-8-29
GH: 01970132 Polygala boykinii Nuttall USA: Georgia [no additional data] T. C. Porter 1846
GH: 01970452 Polygala cruciata aquilonia Fernald & B. G. Schubert USA: Pennsylvania Lancaster Co. T. C. Porter 1865-8-20
GH: 01970451 Polygala cruciata aquilonia Fernald & B. G. Schubert USA: Pennsylvania Lancaster Co. T. C. Porter 1861-9-5
GH: 01970894 Polygala incarnata Linnaeus USA: Georgia Mid. Ga. T. C. Porter 1846
GH: 01970960 Polygala incarnata Linnaeus USA: Pennsylvania New Texas T. C. Porter 1863-7-23
GH: 01969598 Polygala nuttallii Torr. & A. Gray USA: Pennsylvania Near Mercersburg T. C. Porter 1851-8
GH: 01968215 Polygala sanguinea Linnaeus USA: Pennsylvania Lehigh Co. T. C. Porter 1868
GH: 01968209 Polygala sanguinea Linnaeus USA: Pennsylvania New Texas T. C. Porter 1860-9-11
Polygonaceae GH: 01618601 Eriogonum caespitosum Nuttall USA: Wyoming Fort Bridger T. C. Porter 1873-7-7
GH: 00303900 Eriogonum cernuum Nuttall USA: Colorado Upper Arkansas [river]; Col. Ter. T. C. Porter s.n. 1872-7-26
GH: 00936647 Eriogonum salsuginosum (Nuttall) Hooker USA: Wyoming Fort Bridger T. C. Porter 1873-7
GH: 02365246 Fallopia cilinodis (Michaux) Holub USA: Pennsylvania [data not captured] T. C. Porter 1860-8-2
GH: 02364488 Persicaria amphibia (Linnaeus) Delarbre USA: Wyoming Fort Bridger, Wyoming Territory T. C. Porter 1873-8
GH: 02364655 Persicaria careyi (Olney) Greene USA: Pennsylvania [data not captured] T. C. Porter 1861-9-4
GH: 02364656 Persicaria careyi (Olney) Greene USA: Pennsylvania [data not captured] T. C. Porter 1959-8-22
GH: 02364653 Persicaria careyi (Olney) Greene USA: Pennsylvania [data not captured] T. C. Porter 1859-8-22
GH: 02363422 Persicaria hydropiperoides (Michaux) Small USA: Pennsylvania [data not captured] T. C. Porter 1863-9-4
GH: 02363924 Persicaria lapathifolia (Linnaeus) Delarbre USA: Pennsylvania [data not captured] T. C. Porter 1858-8
GH: 02363923 Persicaria lapathifolia (Linnaeus) Delarbre USA: Pennsylvania [data not captured] T. C. Porter 1863-9-2
GH: 02361834 Polygonum aviculare Linnaeus USA: Pennsylvania Easton: [data not captured] T. C. Porter 1895-9-28
GH: 02361831 Polygonum aviculare Linnaeus USA: Pennsylvania Easton: [data not captured] T. C. Porter 1894-10-15
GH: 02006509 Rumex altissimus Alph. Wood USA: Pennsylvania [data not captured] T. C. Porter 1859-7-6
GH: 02006507 Rumex altissimus Alph. Wood USA: Pennsylvania [data not captured] T. C. Porter 1857-7
Polytrichaceae FH: 00918084 Polytrichum commune Hedwig USA: Pennsylvania [data not captured] T. C. Porter 1857-6-29
Porellaceae FH: 00506213 Madotheca platyphylla (Linnaeus) Dumortier USA: Pennsylvania [data not captured] T. C. Porter 1861-7
FH: 00506247 Madotheca platyphylla (Linnaeus) Dumortier USA: Pennsylvania Lancaster: [data not captured] T. C. Porter 1861-12-10
FH: 00506249 Madotheca platyphylla (Linnaeus) Dumortier USA: Pennsylvania [data not captured] T. C. Porter 1861-7
Potamogetonaceae GH: 01564030 Potamogeton amplifolius Tuckerman USA: Pennsylvania Huntingdon Co. T. C. Porter 1864-8
GH: 00022665 Potamogeton hillii Morong USA: Pennsylvania Lancaster: T. C. Porter 1860-10-6
GH: 00022665 Potamogeton porteri Fernald USA: Pennsylvania Lancaster: T. C. Porter 1860-10-6
Pottiaceae FH: 01093558 Barbula muralis (Hedwig) F. Weber & D. Mohr USA: Pennsylvania Penn a T. C. Porter
FH: 01093564 Desmatodon plinthobius Sullivant & Lesquereux USA: Pennsylvania Lancaster: Conestoga River near Lancaster Pe... T. C. Porter 1856
FH: 00540377 Desmatodon porteri James USA: Pennsylvania [no additional data] T. C. Porter
FH: 00540379 Desmatodon porteri James USA: Pennsylvania [data not captured] T. C. Porter 1886-5
FH: 01138168 Desmatodon porteri James USA: Pennsylvania Easton: [no additional data] T. C. Porter
FH: 00840087 Hymenostylium recurvirostrum (Hedwig) Dixon USA: Maine [data not captured] T. C. Porter 1871-8
Primulaceae GH: 01942888 Dodecatheon amethystinum (Fassett) Fassett USA: Pennsylvania Banks of the Susquehanna, Harrisburg T. C. Porter 1852-5
GH: 01942886 Dodecatheon amethystinum (Fassett) Fassett USA: Pennsylvania Banks of the Susquehanna, Safe Harbor T. C. Porter 1858-5
GH: 01920119 Glaux maritima Linnaeus USA: Wyoming Fort Bridger T. C. Porter
GH: 01918579 Lysimachia lanceolata Walter USA: Pennsylvania Bks. of the Susquehanna River T. C. Porter 1861-9-11
GH: 01918907 Lysimachia punctata Linnaeus USA: Pennsylvania near Easton T. C. Porter 1894-7-7
Pseudolepicoleaceae FH: 00495764 Blepharostoma trichophyllum (Linnaeus) Dumortier USA: Pennsylvania [data not captured] T. C. Porter 1862-8
Ptilidiaceae FH: 00509336 Ptilidium ciliare (Linnaeus) Hampe USA: Pennsylvania [no additional data] T. C. Porter 1867-5-23
Ranunculaceae GH: 01710399 Cimicifuga americana Michaux USA: Pennsylvania Burgoon's Gap, Allegheny Mtns near Hollidays... T. C. Porter 1851-9
GH: 01710401 Cimicifuga americana Michaux USA: Pennsylvania Burgoon's & Kittaning Gaps, Allegheny Mtns. T. C. Porter 1858-8-4
GH: 00038141 Clematis scottii Porter & J. M. Coulter USA: Colorado Soda Springs, 35 miles west of Cañon City T. C. Porter 1872-7-27
GH: 01657372 Clematis viorna Linnaeus USA: Pennsylvania Banks of the Conococheague, near Mercersburg T. C. Porter 1850
GH: 01658975 Delphinium exaltatum Aiton USA: Virginia Wytheville T. C. Porter 1874-8
GH: 01660221 Delphinium ramosum Rydberg USA: Colorado Ute Pass T. C. Porter 1872-7
GH: 01660228 Delphinium robustum Rydberg USA: Colorado Colorado Springs: Glen Eyrie T. C. Porter 1892-7-17
GH: 01661828 Myosurus minimus montanus G. R. Campbell USA: Utah Gilbert's Meadow T. C. Porter 1873-7-28
GH: 01663987 Ranunculus flabellaris Rafinesque USA: Pennsylvania Near Warriorsmark T. C. Porter 1866-5
GH: 01664160 Ranunculus flammula Linnaeus USA: Wyoming Fort Bridger, Wyoming Territory T. C. Porter 1873-7
GH: 01836771 Ranunculus parviflorus Linnaeus USA: Georgia Augusta: Bank of the Savannah near Augusta T. C. Porter 1842-4
GH: 01837068 Ranunculus pensylvanicus Linnaeus f. USA: Pennsylvania Isld., in the Susquehanna, Harrisburg T. C. Porter 1863-8-26
GH: 01838622 Thalictrum alpinum Linnaeus USA: Utah Uintah Mountains T. C. Porter 1873-7-25
GH: 01839834 Thalictrum amphibolum Greene USA: Pennsylvania near Easton T. C. Porter 1868-6-20
GH: 01840314 Xanthorhiza simplicissima Marsh. USA: Georgia Tallulah Falls T. C. Porter 1846-2
Rhamnaceae A: 01972967 Rhamnus lanceolata Pursh USA: Pennsylvania Mercersburg T. C. Porter 1850-5-23
GH: 01972966 Rhamnus lanceolata Pursh USA: Pennsylvania Mercersburg: Mercersburg T. C. Porter 1850-5-23
GH: 01972965 Rhamnus lanceolata Pursh USA: Pennsylvania Mercersburg: Mercersburg T. C. Porter 1850-5-23
A: 01972964 Rhamnus lanceolata Pursh USA: Pennsylvania Mercersburg T. C. Porter 1850-5-23
Rhytidiaceae FH: 00899018 Rhytidium rugosum (Hedwig) Kindberg USA: Colorado [data not captured] T. C. Porter 1873-8-12
FH: 00899025 Rhytidium rugosum (Hedwig) Kindberg USA: Colorado [data not captured] T. C. Porter 1872-7
Ricciaceae FH: 00510547 Ricciocarpos natans (Linnaeus) Corda USA: Pennsylvania [no additional data] T. C. Porter
Rosaceae GH: 01727755 Amelanchier bartramiana (Tausch) M. Roemer USA: Pennsylvania Naomi Pines, Pocono Mts. T. C. Porter 1893-7-27
GH: 01729345 Amelanchier stolonifera Wiegand USA: Pennsylvania On the Delaware above Easton T. C. Porter 1897-5-4
GH: 01729346 Amelanchier stolonifera Wiegand USA: Pennsylvania On the Delaware above Easton T. C. Porter 1897-5-24
A: 01757193 Crataegus biltmoreana Beadle USA: Pennsylvania Near Stroudsburg T. C. Porter 1894-7-30
GH: 01757517 Crataegus brainerdii Sargent USA: Pennsylvania College Hill, Easton T. C. Porter 1892-5-30
GH: 01757518 Crataegus brainerdii Sargent USA: Pennsylvania College Hill, Easton T. C. Porter 1892-7-23
A: 01758272 Crataegus calpodendron (Ehrhart) Medikus USA: Pennsylvania Chestnut Hill, Easton T. C. Porter 1889-5-29
GH: 01758328 Crataegus calpodendron (Ehrhart) Medikus USA: Pennsylvania Mercersburg T. C. Porter 1849-5
GH: 01759008 Crataegus chrysocarpa Ashe USA: Pennsylvania Easton T. C. Porter 1894-5-12
GH: 01759009 Crataegus chrysocarpa Ashe USA: Pennsylvania Easton T. C. Porter 1894-8-25
GH: 01759199 Crataegus coccinea Linnaeus USA: Pennsylvania Mercersburg T. C. Porter 1849-5
GH: 01759201 Crataegus coccinea Linnaeus USA: Pennsylvania College Hill, Easton T. C. Porter 1895-5-30
GH: 01759202 Crataegus coccinea Linnaeus USA: Pennsylvania College Hill, Easton T. C. Porter 1895-7-10
GH: 01611381 Crataegus crus-galli Linnaeus USA: Pennsylvania Mercersburg T. C. Porter 1849-5
A: 01612170 Crataegus dissona Sargent USA: Pennsylvania College Hill, Easton T. C. Porter 1893-9-15
A: 00273241 Crataegus dodgei Ashe USA: Pennsylvania Easton: Lafayette College, College Hill T. C. Porter 1896-6-22
A: 01612340 Crataegus dodgei Ashe USA: Pennsylvania Easton T. C. Porter 1894-8-25
A: 01612341 Crataegus dodgei Ashe USA: Pennsylvania Easton T. C. Porter 1894-5-12
GH: 01615542 Crataegus macracantha Loddiges ex Loudon USA: Pennsylvania Easton T. C. Porter 1893-6-3
GH: 01615543 Crataegus macracantha Loddiges ex Loudon USA: Pennsylvania Easton T. C. Porter 1892-7-14
GH: 01615544 Crataegus macracantha Loddiges ex Loudon USA: Pennsylvania College Hill, Easton T. C. Porter 1892-7-23
GH: 01615545 Crataegus macracantha Loddiges ex Loudon USA: Pennsylvania College Hill, Easton T. C. Porter 1895-5-13
A: 01615548 Crataegus macracantha Loddiges ex Loudon USA: Pennsylvania Easton T. C. Porter 1894-5-12
A: 01615549 Crataegus macracantha Loddiges ex Loudon USA: Pennsylvania Easton T. C. Porter 1893-9-13
A: 01615550 Crataegus macracantha Loddiges ex Loudon USA: Pennsylvania College Hill, Easton T. C. Porter 1893-9-13
A: 00017208 Crataegus porteri Britton USA: T. C. Porter
A: 01647086 Crataegus punctata Jacquin USA: Pennsylvania Chestnut Hill, Easton T. C. Porter 1894-9
A: 01647087 Crataegus punctata Jacquin USA: Pennsylvania Chestnut Hill, Easton T. C. Porter 1893-9-21
GH: 01647125 Crataegus punctata Jacquin USA: Pennsylvania Chestnut Hill, Easton T. C. Porter 1894-9-15
A: 00273241 Crataegus rotundifolia Moench USA: Pennsylvania Easton: Lafayette College, College Hill T. C. Porter 1896-6-22
A: 01649268 Crataegus succulenta Schrader ex Link USA: Pennsylvania EAston T. C. Porter 1893-6-3
GH: 01608317 Drymocallis arguta (Pursh) Rydberg USA: Pennsylvania Rocky banks of the Susquehanna [River], Safe... T. C. Porter 1866-7-6
GH: 01606190 Filipendula rubra (Hill) B. L. Robinson USA: Pennsylvania New Texas T. C. Porter 1863-7-20
GH: 01606498 Fragaria vesca americana (Porter) Staudt USA: Pennsylvania Mercersburg T. C. Porter 1850
GH: 01609591 Geum laciniatum trichocarpum Fernald USA: Pennsylvania Pennsylvania T. C. Porter
GH: 01610678 Geum virginianum Linnaeus USA: Pennsylvania Easton T. C. Porter 1893-7-21
GH: 01610679 Geum virginianum Linnaeus USA: Pennsylvania Cresson T. C. Porter 1854-8
GH: 00019532 Potentilla coloradensis Rydberg USA: Colorado South Park T. C. Porter 1872-7-24
GH: 00019532 Potentilla effusa Douglas ex Lehmann USA: Colorado South Park T. C. Porter 1872-7-24
GH: 01569761 Potentilla pensylvanica Linnaeus USA: Colorado South Park T. C. Porter 1872-7-27
GH: 01569852 Potentilla plattensis Nuttall USA: Colorado Platte R., S. Park T. C. Porter 1872-7-24
GH: 01570725 Potentilla supina paradoxa (Nuttall) Soják USA: Pennsylvania Presque Isle T. C. Porter 1868-9-5
GH: 01704942 Prunus alleghaniensis Porter USA: Pennsylvania Easton T. C. Porter
GH: 01704945 Prunus alleghaniensis Porter USA: Pennsylvania Nursery - Lafayette College, Easton T. C. Porter 1891-5-1
GH: 01704957 Prunus alleghaniensis Porter USA: Pennsylvania Spruce Creek T. C. Porter 1863-8-21
GH: 01705790 Prunus americana Marshall USA: Pennsylvania Mercersburg T. C. Porter 1849
GH: 01705798 Prunus americana Marshall USA: Pennsylvania Easton T. C. Porter 1875-5
A: 01705801 Prunus americana Marshall USA: Pennsylvania Easton T. C. Porter 1885-5
GH: 01723533 Prunus pumila depressa (Pursh) Gleason USA: Pennsylvania Easton. on islands & shores of the Delaware ... T. C. Porter 1890-8-14
GH: 00346729 Prunus virginiana Linnaeus USA: Colorado Ute Pass, Colorado Ter. T. C. Porter 1872-7-22
GH: 00346729 Prunus virginiana demissa (Nuttall) Torrey USA: Colorado Ute Pass, Colorado Ter. T. C. Porter 1872-7-22
GH: 01557976 Rosa blanda Aiton USA: Pennsylvania near Pennsylvania Furnace T. C. Porter 1866-8-9
GH: 00954438 Rosa canina Linnaeus USA: Pennsylvania Easton: T. C. Porter 1886-7-7
GH: 01558157 Rosa canina Linnaeus USA: Pennsylvania Easton T. C. Porter 1869-6-11
GH: 01558161 Rosa canina Linnaeus USA: Pennsylvania Easton. up & down the Delaware & Lehigh rive... T. C. Porter 1867-6
A: 01558162 Rosa canina Linnaeus USA: Pennsylvania Easton T. C. Porter 1889-6
GH: 01558307 Rosa carolina Linnaeus USA: Georgia Mid. Ga. T. C. Porter 1846
GH: 01559501 Rosa micrantha Borrer ex Smith USA: Pennsylvania near McCall's Ferry T. C. Porter 1864-9-13
A: 01602526 Rubus allegheniensis Porter USA: Pennsylvania Pocono Summit T. C. Porter 1893-7-6
GH: 01604220 Rubus cuneifolius Pursh USA: Pennsylvania Lancaster Co. T. C. Porter 1861-7-13
GH: 01605109 Rubus hispidus Linnaeus USA: Pennsylvania Naomi Pines, Pocono Mtn. T. C. Porter 1893-7-27
A: 01702969 Rubus setosus Bigelow USA: Pennsylvania Naomi Pines, Pocono Mtn. T. C. Porter 1893-7-5
GH: 01704581 Sanguisorba minor Scopoli USA: Pennsylvania College Hill, Easton T. C. Porter
GH: 01704582 Sanguisorba minor Scopoli USA: Pennsylvania College Hill. Easton T. C. Porter 1896-5-25
GH: 01863144 Sorbus scopulina Greene USA: Wyoming Henry's Fork of Green River, Wyoming Ter. T. C. Porter 1870
Rubiaceae GH: 02359816 Galium concinnum Torrey & A. Gray USA: Pennsylvania [data not captured] T. C. Porter 1862-8-15
GH: 02359812 Galium concinnum Torrey & A. Gray USA: Pennsylvania [data not captured] T. C. Porter 1850
GH: 02138266 Galium latifolium Michaux USA: Pennsylvania Mercersburg: [data not captured] T. C. Porter
GH: 02138450 Galium mollugo Linnaeus USA: New York [data not captured] T. C. Porter 1869-7-9
GH: 02358328 Hexasepalum teres (Walter) J. H. Kirkbride USA: Pennsylvania [data not captured] T. C. Porter 1890-08-14
GH: 02354471 Houstonia acerosa polypremoides (A. Gray) Terrell USA: Texas On route from Leaverworth to El Paso T. C. Porter
Saxifragaceae GH: 01733341 Boykinia aconitifolia Nuttall USA: Georgia Tallulah Falls- [Habersham] by upper Georgia T. C. Porter 1846-9-1
GH: 01735625 Heuchera parvifolia microcarpa Rosendahl, Butters & Lakela USA: Colorado Uta Pass, Col. Ter. T. C. Porter 1872-7-23
GH: 01711888 Micranthes micranthidifolia (Haworth) Small USA: Pennsylvania Near Bethlehem T. C. Porter 1868
GH: 01711955 Micranthes nelsoniana (D. Don) Small USA: Wyoming Great Falls of the Yellowstone River T. C. Porter 10 1871-8
GH: 01712243 Micranthes petiolaris (Rafinesque) Bush USA: Georgia Tallulah Falls T. C. Porter 1866-2
GH: 01651649 Ribes hirtellum Michaux USA: Pennsylvania Nockamixon Rocks T. C. Porter 1876-5
GH: 01886295 Ribes inerme Rydberg USA: Wyoming Yellowstone Lake T. C. Porter 9 1871-8-22
GH: 01887847 Ribes rotundifolium Michaux USA: Pennsylvania Nockamixon Rocks T. C. Porter 1876-5
GH: 01626293 Ribes uva-crispa Linnaeus USA: Pennsylvania Easton T. C. Porter 1876-5
Scapaniaceae FH: 00511140 Scapania nemorosa Dumortier USA: Pennsylvania [data not captured] T. C. Porter 1862-8
FH: 00511147 Scapania nemorosa Dumortier USA: Pennsylvania [data not captured] T. C. Porter 1867-3
Scrophulariaceae GH: 02040220 Verbascum lychnitis Linnaeus USA: Pennsylvania On the Delaware, above Easton T. C. Porter 1890-7-8
Selaginellaceae GH: 02075027 Selaginella apoda (Linnaeus) C. Morren USA: Pennsylvania Bks. of Juniata T. C. Porter 1860-8
GH: 02075021 Selaginella apoda (Linnaeus) C. Morren USA: Pennsylvania McCahan's Mill T. C. Porter 1856-8-15
GH: 02075625 Selaginella rupestris (Linnaeus) Spring USA: Pennsylvania Banks of Susquehanna T. C. Porter 1860-9-22
GH: 02075984 Selaginella selaginoides (Linnaeus) P. Beauvois ex Schrank & Martius USA: Michigan Grand Detour, Mich. T. C. Porter 1865-8-5
Solanaceae GH: 01541318 Physalis heterophylla Nees USA: Pennsylvania Naomi Pines, Pocono Mts. T. C. Porter 1893-7-27
GH: 01541319 Physalis heterophylla Nees USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1862-8-20
GH: 01541326 Physalis heterophylla Nees USA: Pennsylvania Naomi Pines, Pocono Plateau T. C. Porter 1893-7-27
GH: 01541538 Physalis longifolia subglabrata (Mackenzie & Bush) Cronquist USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1858
GH: 01541545 Physalis longifolia subglabrata (Mackenzie & Bush) Cronquist USA: Pennsylvania Lancaster: Sts. of Lancaster T. C. Porter 1858
Sparganiaceae GH: 01853215 Sparganium fluctuans (Morong) B. L. Robinson USA: Pennsylvania D.L.L.R.R., 3/4 of a mile east of Tobyhanna ... T. C. Porter 1887-8-19
Sphagnaceae FH: 00913039 Sphagnum girgensohnii Russow USA: Pennsylvania [data not captured] T. C. Porter 1867
Taxodiaceae GH: 01116145 Taxodium distichum (Linnaeus) Richard USA: Georgia Savannah River T. C. Porter 1847
Timmiaceae FH: 01134691 Timmia megapolitana bavarica (Hessler) Bridel USA: Colorado [data not captured] T. C. Porter
Trichocoleaceae FH: 00511547 Trichocolea sp. USA: Pennsylvania [data not captured] T. C. Porter
Urticaceae GH: 00014572 Boehmeria cylindrica (Linnaeus) Swartz USA: Pennsylvania T. C. Porter 1864-7-29
GH: 00014583 Boehmeria cylindrica (Linnaeus) Swartz USA: New Jersey Budd's Lake T. C. Porter 1878-9-19
GH: 02170219 Boehmeria cylindrica (Linnaeus) Swartz USA: Pennsylvania [data not captured] T. C. Porter 1864-7-29
GH: 00014572 Boehmeria cylindrica scabra Porter USA: Pennsylvania T. C. Porter 1864-7-29
GH: 00014583 Boehmeria cylindrica scabra Porter USA: New Jersey Budd's Lake T. C. Porter 1878-9-19
GH: 02170627 Parietaria pensylvanica Muhlenberg ex Willdenow USA: Pennsylvania [data not captured] T. C. Porter 1850
Verbenaceae GH: 01799986 Callicarpa americana Linnaeus USA: Georgia Middle Georgia T. C. Porter 1848
GH: 01954202 Phyla lanceolata recognita (Fernald & Griscom) Soper USA: Pennsylvania Harrisburg: Forster's Island T. C. Porter 1852-10-5
GH: 01955418 Verbena officinalis Linnaeus USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1861-8-21
GH: 01955420 Verbena officinalis Linnaeus USA: Pennsylvania Bank of the Susquehanna. Harrisburg T. C. Porter 1852-10
GH: 01955421 Verbena officinalis Linnaeus USA: Pennsylvania Harrisburg: Bank of the [illegible] T. C. Porter 1852-10
Violaceae GH: 02144408 Hybanthus concolor (T. F. Forster) Sprengel USA: Pennsylvania Lancaster: Lancaster T. C. Porter 1861-5-18
GH: 02145224 Viola bicolor Pursh USA: Pennsylvania Easton: Easton, Chestnut Hill T. C. Porter 1896-4-29
GH: 02209386 Viola pubescens Aiton USA: Pennsylvania Easton: Easton T. C. Porter 1886-5
GH: 02209380 Viola pubescens Aiton USA: Pennsylvania Easton: Easton T. C. Porter 1873-6-13
GH: 02209373 Viola pubescens Aiton USA: Pennsylvania Easton: Easton T. C. Porter 1886-5
GH: 02209354 Viola pubescens Aiton USA: Pennsylvania Easton: Easton T. C. Porter 1886-5-8
GH: 02209906 Viola rotundifolia Michaux USA: Pennsylvania Susquehanna Hills T. C. Porter 1862-5-3
GH: 02210188 Viola sagittata ovata (Nuttall) Torrey & A. Gray USA: Pennsylvania Bushkill T. C. Porter 1897-5-31
Vitaceae GH: 01577175 Nekemias arborea (Linnaeus) J. Wen & Boggan USA: Pennsylvania Easton: College Campus, Easton T. C. Porter 1892-8-27
GH: 01579950 Vitis rotundifolia Michaux USA: Georgia Monticello: [no additional data] T. C. Porter 1846
Wiesnerellaceae FH: 00497626 Dumortiera hirsuta (Swartz) Nees USA: Pennsylvania [data not captured] T. C. Porter 1867-9
FH: 00497632 Dumortiera hirsuta (Swartz) Nees USA: Pennsylvania [data not captured] T. C. Porter 1867-9
FH: 00497635 Dumortiera hirsuta (Swartz) Nees USA: Pennsylvania [data not captured] T. C. Porter 1872-5-1