Harvard University Herbaria & Libraries

Aceraceae
GH: 00772645 Acer pensylvanicum Linnaeus USA: Vermont Searsburg: Searsburg D. Potter 1920-5-17
Asteraceae
GH: 02353455 Erigeron hyssopifolius Michaux Canada: [data not captured] D. Potter 40 1920-7-4
Cupressaceae
GH: 02104346 Juniperus communis montana Aiton Canada: [data not captured] D. Potter 220 1920
Cyperaceae
GH: 01774771 Carex rostrata Stokes Canada: Ontario [data not captured] D. Potter 835 1920-7-6
Orchidaceae
GH: 02029406 Calypso bulbosa (Linnaeus) Oakes Canada: James Bay. Charlton Island, S.E. from H. B. ... D. Potter 615 1920-7-7
Polygonaceae
GH: 02006127 Rumex acetosella Linnaeus Canada: Quebec Province [data not captured] D. Potter 347 1920-7-8
Ranunculaceae
GH: 00485572 Ranunculus acris Linnaeus USA: Maine Nobleboro: Nobleboro D. Potter 1920-6-24
Urticaceae
GH: 02171166 Urtica dioica gracilis (Aiton) Selander Canada: Quebec Province [data not captured] D. Potter 336 1920-7-8