Anonymous, Pl. Exs. Grayan.
Anonymous [1 - 1500 or more]

Indiana University Herbarium, Deam Herbarium
Catalog #: IND-0009679
F. H. Steinmetz #1306 03 August 1940
Potamogeton epihydrus Raf.
United States, Maine, Penobscot, Mud Pond and Pushaw Stream, Old Town

Intermountain Herbarium (Vasc. & Algae)
Catalog #: UTC00075735
F. H. Steinmetz #s.n. 03 August 1940
Potamogeton epihydrus Raf.
United States, Maine, Penobscot, Mud Pond and Pushaw Stream, Old Town.

University of Michigan Herbarium
Catalog #: 1194879
243ef9ca-fd62-45d5-b6c1-8a37a3f0bdeb
F.H. Steinmetz & W.K. Babel #s.n. 03 August 1940
Potamogeton epihydrus Raf.
United States, Maine, Penobscot, Mud Pond & Pushaw Stream, Old Town