<< < Previous Aizoaceae GH: 01681125 Mollugo verticillata Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 1924-8-15
Apocynaceae GH: 02178034 Apocynum cannabinum Linnaeus USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-7-2
Araceae GH: 01874000 Symplocarpus foetidus (Linnaeus) Salisbury ex W. P. C. Barton USA: Pennsylvania Philadelphia: Hissahickon Ravine H. A. Lang 179 1924-4-14
Asteraceae GH: 01924547 Ageratina altissima (Linnaeus) R. M. King & H. Robinson USA: Pennsylvania Wissahickon Ravine H. A. Lang 419 1924-9-8
GH: 02172143 Arctium minus (Hill) Bernhardi USA: Pennsylvania Philadelphia: [data not captured] H. A. Lang 46 1923-8-6
GH: 02216243 Chrysopsis mariana (Linnaeus) Elliott USA: Pennsylvania [data not captured] H. A. Lang 1924-9-12
GH: 02189945 Eupatorium perfoliatum Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 420 1924-9-8
GH: 02191454 Eutrochium purpureum (Linnaeus) E. E. Lamont USA: Pennsylvania Wissahickon Ravine H. A. Lang 416 1924-9-3
GH: 01832597 Hieracium paniculatum Linnaeus USA: Pennsylvania Philadelphia: [data not captured] H. A. Lang 93 1923-8-16
GH: 01832929 Hieracium scabrum Michaux USA: Pennsylvania [data not captured] H. A. Lang 410 1924-9-24
GH: 01833593 Krigia biflora (Walter) S. F. Blake USA: Pennsylvania [data not captured] H. A. Lang 574 1924-6-6
GH: 01834208 Lactuca biennis (Moench) Fernald USA: Pennsylvania [data not captured] H. A. Lang 467 1924-9-8
GH: 01834417 Lactuca canadensis Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 596 1924-8-1
Boraginaceae GH: 02027948 Hackelia virginiana (Linnaeus) I. M. Johnston USA: Pennsylvania Wissachickon Creek Ravine H. A. Lang 1924-8-8
GH: 01659864 Myosotis scorpioides Linnaeus USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-9-19
Brassicaceae GH: 00992229 Alliaria petiolata (M. Bieberstein) Cavara & Grande USA: Pennsylvania [data not captured] H. A. Lang 1924-6-1
GH: 00946043 Boechera laevigata (Muhlenberg ex Willdenow) Al-Shehbaz USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-6-29
GH: 00999586 Cardamine pensylvanica Muhlenberg ex Willdenow USA: Pennsylvania Hissahickon Ravine, near ferry left of creek... H. A. Lang 131 1924-4-27
GH: 01087071 Cardamine rhomboidea (Persoon) de Candolle USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-5-14
GH: 01693267 Rorippa sylvestris (Linnaeus) Besser USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-7-2
Caesalpiniaceae GH: 01852633 Chamaecrista nictitans (Linnaeus) Moench USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 327 1924-8-15
GH: 01679322 Senna hebecarpa (Fernald) H. S. Irwin & Barneby USA: Pennsylvania Wissahickon Ravine H. A. Lang 332 1924-9-24
Campanulaceae GH: 01954940 Triodanis perfoliata (Linnaeus) Nieuwland USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-6-29
Caprifoliaceae GH: 02183466 Sambucus nigra canadensis (Linnaeus) Bolli USA: Pennsylvania Wissahickon Ravine H. A. Lang 1924-7-4
GH: 02036514 Symphoricarpos orbiculatus Moench USA: Pennsylvania Philadelphia: Wissahickon Ravine, below Waln... H. A. Lang 184 1923-8-16
GH: 02184580 Viburnum acerifolium Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 1924-6-9
Caryophyllaceae GH: 01744303 Dianthus armeria Linnaeus USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-7-12
GH: 01714464 Paronychia canadensis (Linnaeus) Alph. Wood USA: Pennsylvania Philadelphia: Wissahickon Ravine, near Troll... H. A. Lang 43 1923-7-20
Commelinaceae GH: 02073531 Commelina communis Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 1924-9-3
GH: 02098127 Tradescantia virginiana Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 1924-7-2
Convolvulaceae GH: 02055441 Calystegia sepium appalachiana Brummitt USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-6-29
GH: 02056598 Cuscuta gronovii Willdenow ex Roemer & Schultes USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-9-8
GH: 02042366 Ipomoea pandurata Conzatti & L. C. Smith USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-7-23
Cucurbitaceae GH: 01544118 Echinocystis lobata (Michaux) Torrey & A. Gray USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-8-6
GH: 01544641 Sicyos angulatus Linnaeus USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-9-3
Cyperaceae GH: 02371427 Carex aggregata Mackenzie USA: Pennsylvania [data not captured] H. A. Lang 1928-5-30
Fabaceae GH: 01935917 Amphicarpaea bracteata (Linnaeus) Fernald USA: Pennsylvania Wissahickon Ravine H. A. Lang 326 1924-8-8
GH: 01881315 Baptisia tinctoria (Linnaeus) R. Brown USA: Pennsylvania Wissahickon Ravine H. A. Lang 611 1924-7-19
GH: 02129751 Medicago lupulina Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 335 1924-5-30
GH: 02130033 Medicago sativa Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 340 1924-7-4
GH: 02130182 Melilotus albus Medikus USA: Pennsylvania [data not captured] H. A. Lang 342 1924-7-4
GH: 02344227 Trifolium repens Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 336 1924-5-30
Iridaceae GH: 01748768 Sisyrinchium angustifolium Miller USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-7-12
Juncaceae GH: 02397125 Juncus tenuis Willdenow USA: Pennsylvania [data not captured] H. A. Lang 260 1924-6-29
GH: 02117786 Luzula multiflora (Ehrhart) Lejeune USA: Pennsylvania [data not captured] H. A. Lang 261 1924-6-9
Lamiaceae GH: 01554147 Collinsonia canadensis Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 621 1924-9-8
GH: 01554911 Glechoma hederacea Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 613 1924-5-14
GH: 01553450 Hedeoma pulegioides (Linnaeus) Persoon USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-8-8
GH: 01551004 Lycopus virginicus Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 618 1924-8-8
GH: 01551867 Mentha canadensis Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 616 1924-8-19
GH: 01599911 Origanum vulgare Linnaeus USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-9-12
GH: 01596443 Pycnanthemum virginianum (Linnaeus) B. L. Robinson & Fernald USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-8-8
GH: 01698113 Scutellaria lateriflora Linnaeus USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-9-3
GH: 01700719 Trichostema dichotomum Linnaeus USA: Pennsylvania Stone Quarry beg. of Lincoln Drive, Wissahic... H. A. Lang 623 1924-9-8
Limnanthaceae GH: 01181184 Floerkea proserpinacoides Willdenow USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 1924-5-14
Lobeliaceae GH: 01798256 Lobelia inflata Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 606 1924-8-15
GH: 01799023 Lobelia siphilitica Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 607 1924-8-19
Onagraceae GH: 01674758 Circaea canadensis canadensis (Linnaeus) Hill USA: Pennsylvania Wissahickon Ravine H. A. Lang 609 1924-7-4
Oxalidaceae GH: 01585486 Oxalis florida Salisbury USA: Pennsylvania Wissahickon Ravine H. A. Lang 343 1924-9-8
Papaveraceae GH: 01856736 Chelidonium majus Linnaeus USA: Pennsylvania Philadelphia: Wissahickon Ravine, near troll... H. A. Lang 1923-6-25
Phytolaccaceae GH: 01681335 Phytolacca americana Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 323 1924-7-18
Plantaginaceae GH: 01998074 Chelone glabra Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 480 1924-9-12
GH: 01805868 Veronica officinalis Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 1924-6-16
GH: 01811044 Veronica peregrina Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 1924-5-14
Polygonaceae GH: 02364547 Persicaria arifolia (Linnaeus) Haraldson USA: Pennsylvania [data not captured] H. A. Lang 360 1924-9-24
GH: 02362269 Persicaria maculosa Gray USA: Pennsylvania [data not captured] H. A. Lang 354 1924-8-15
GH: 02361174 Persicaria sagittata (Linnaeus) H. Gross USA: Pennsylvania [data not captured] H. A. Lang 361 1924-9-8
GH: 02361839 Polygonum aviculare Linnaeus USA: Pennsylvania [data not captured] H. A. Lang 358 1924-7-9
Primulaceae GH: 01918165 Lysimachia ciliata Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 321 1924-7-12
Ranunculaceae GH: 01660798 Ficaria verna calthifolia (Reichenbach) Nyman USA: Pennsylvania Philadelphia: Wissahicon Ravine H. A. Lang 112 1924-4-27
GH: 01662143 Ranunculus abortivus Linnaeus USA: Pennsylvania Philadelphia: Wissahickon Ravine H. A. Lang 117 1924-4-21
Rosaceae GH: 01588951 Duchesnea indica (Andrews) Focke USA: Pennsylvania Wissahickon Ravine, near pavillon picnic gro... H. A. Lang 152 1924-5-14
GH: 01567113 Potentilla canadensis Linnaeus USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 528 1924-5-19
GH: 01570500 Potentilla simplex Michaux USA: Pennsylvania Wissahickon Creek Ravine H. A. Lang 237 1924-5-19
GH: 01558985 Rosa carolina Linnaeus USA: Pennsylvania Philadelphia: Wissahickon Ravine, along Wiss... H. A. Lang 198 1924-6-22
GH: 01701371 Rubus occidentalis Linnaeus USA: Pennsylvania Philadelphia: Wissahickon Ravine H. A. Lang 200 1924-6-16
Rubiaceae GH: 02140450 Galium triflorum Michaux USA: Pennsylvania [data not captured] H. A. Lang 521 1924-9-12
Scrophulariaceae GH: 02041868 Scrophularia marilandica Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 560 1924-8-1
GH: 02040219 Verbascum lychnitis Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 559 1924-7-19
GH: 02040346 Verbascum thapsus Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 486 1924-7-9
Solanaceae GH: 01542473 Solanum carolinense Linnaeus USA: Pennsylvania Wissahickon Ravine H. A. Lang 556 1924-7-23
Urticaceae GH: 02170226 Boehmeria cylindrica (Linnaeus) Swartz USA: Pennsylvania [data not captured] H. A. Lang 491 1924-8-8
GH: 02170352 Laportea canadensis (Linnaeus) Weddell USA: Pennsylvania Philadelphia: [data not captured] H. A. Lang 86 1923-8-13
GH: 02170622 Parietaria pensylvanica Muhlenberg ex Willdenow USA: Pennsylvania [data not captured] H. A. Lang 495 1924-7-18
Verbenaceae GH: 01956098 Verbena urticifolia Linnaeus USA: Pennsylvania Philadelphia: Wissahickon Ravine, near Manay... H. A. Lang 39 1923-7-20
Violaceae GH: 02145605 Viola blanda Willdenow USA: Pennsylvania Wissahickon Ravine, Philadelphia H. A. Lang 158 1924-4-27
GH: 02146358 Viola cucullata Aiton USA: Pennsylvania Philadelphia: Wissahickon Ravine H. A. Lang 164 1924-5-14
GH: 02209901 Viola rotundifolia Michaux USA: Pennsylvania Wissahickon Ravine, near Indian rock, l. sid... H. A. Lang 157 1924-4-21
Vitaceae GH: 01577387 Ampelopsis cordata Michaux USA: Pennsylvania Outside fence of River Drive near Picnic Gro... H. A. Lang 517 1924-7-18
