Araceae GH: 01634055 Acorus calamus Linnaeus USA: Pennsylvania In vicinity of Allentown, Little Lehigh R. P. Dowell 3127 1900-6-3
Asteraceae GH: 01923258 Brickellia eupatorioides (Linnaeus) Shinners USA: Pennsylvania Little Lehigh Riv., vicinity of Allentown P. Dowell 970 1900-8-28
GH: 02020655 Cirsium discolor (Muhlenberg ex Willdenow) Sprengel USA: Pennsylvania [data not captured] P. Dowell 13096 1900-8-28
GH: 02190089 Eupatorium pilosum Walter USA: Pennsylvania Gruber's, Vicinity of Allentown P. Dowell 947 1900-8-20
GH: 01834050 Krigia virginica (Linnaeus) Willdenow USA: Pennsylvania [data not captured] P. Dowell 13359, 825 1900-6
GH: 02217130 Mikania scandens (Linnaeus) Willdenow USA: Pennsylvania Trenlertown P. Dowell 938 1900-8-16
Campanulaceae GH: 01795281 Campanula aparinoides Pursh USA: Pennsylvania Gruber's Spring, vicinity of Allentown P. Dowell 859 1900-7-27
Convolvulaceae GH: 02056313 Cuscuta compacta Jussieu ex Choisy USA: Pennsylvania Mountainville P. Dowell 900 1900-8-9
Ericaceae GH: 01720096 Orthilia secunda (Linnaeus) House USA: Pennsylvania Mountainville P. Dowell 892 1900-8-4
Lamiaceae GH: 01597809 Pycnanthemum muticum (Michaux) Persoon USA: Pennsylvania Allentown: Klein's Island P. Dowell 896 1900-8-5
GH: 01596271 Pycnanthemum torrei Bentham USA: Pennsylvania E. side of Little Lehigh P. Dowell 844 1900-7-22
GH: 01700714 Trichostema dichotomum Linnaeus USA: Pennsylvania Allentown: Vicinity of Allentown P. Dowell 951 1900-8-20
Orchidaceae AMES: 01938602 Corallorhiza odontorhiza (Willdenow) Poiret USA: Pennsylvania in the Vicinity of Allentown, Mountainville P. Dowell 987 1900-9-3
AMES: 02065625 Galearis spectabilis (Linnaeus) Rafinesque USA: Pennsylvania W. side Little Lehigh River P. Dowell 801 1900-5-20
AMES: 02028186 Goodyera pubescens (Willdenow) R. Brown USA: Pennsylvania Vicinity of Allentown, Mountainville P. Dowell 907 1900-8-8
AMES: 02051763 Isotria verticillata (Muhlenberg ex Willdenow) Rafinesque USA: Pennsylvania In the Vicinity of Allentown, Mountainville P. Dowell 807 1900-5-24
AMES: 02028900 Malaxis unifolia Michaux USA: Pennsylvania Turnhole Mtn. P. Dowell 880 1900-7-29
AMES: 02066964 Platanthera clavellata (Michaux) Luer USA: Pennsylvania Vicinity of Allentown P. Dowell 870 1900-7-27
AMES: 02045973 Platanthera lacera (Michaux) G. Don USA: Pennsylvania Allentown: Gruber's Spring P. Dowell 871 1900-7-27
AMES: 02046985 Platanthera psycodes (Linnaeus) Lindley USA: Pennsylvania In the vicinity of Allentown, Trexlertown P. Dowell 874 1900-7-28
AMES: 02051668 Triphora trianthophora (Swartz) Rydberg USA: Pennsylvania Mountainville P. Dowell 906 1900-8-8
Plantaginaceae GH: 01804225 Plantago virginica Linnaeus USA: Pennsylvania [data not captured] P. Dowell 809 1900-5-30
Polemoniaceae GH: 01686086 Phlox paniculata Linnaeus USA: Pennsylvania Turnhole Mts. P. Dowell 930 1900-8-14
Pontederiaceae GH: 01919174 Heteranthera dubia MacMillan USA: Pennsylvania Little Lehigh R. P. Dowell 946 1900-8-19
Rubiaceae GH: 02139063 Galium pilosum Aiton USA: Pennsylvania [data not captured] P. Dowell 11629 1900-8-11
GH: 02140454 Galium triflorum Michaux USA: Pennsylvania [data not captured] P. Dowell 11651 1900-7-14
Saxifragaceae GH: 01733590 Chrysosplenium americanum Schweinitz ex Hooker USA: Pennsylvania Mountainville, vicinity of Allentown P. Dowell 804 1900-5-24
GH: 01711891 Micranthes micranthidifolia (Haworth) Small USA: Pennsylvania Mountainville P. Dowell 803 1900-5-24
Verbenaceae GH: 01955788 Verbena simplex Lehmann USA: Pennsylvania Vicinity of Allentown. P. & R. R.R. P. Dowell 818 1900-6-5
Violaceae GH: 02208963 Viola primulifolia Linnaeus USA: Pennsylvania S. side Turnhole Mtn. P. Dowell 798 1900-5-20