]> GH barcode-00033699 United States of America New York Sand dunes overlying Silurian (Hudson River) shales and schists by Lake Ontario, Selkirk Betula papyrifera f. coriacea Fernald & Wiegand Fernald & Wiegand 2010-08-16 16:43:27 M. L. Fernald, K. M. Wiegand & A. J. Eames