Collins, Holden & Setchell, Phycoth. Bor.-Amer.Collins, F.S.; Holden, I.; Setchell, W.A. [1-2300]
Brown University - Algae
Mrs. W. C. Simmons s.n.
Polysiphonia nigrescens (Hudson) Greville ex Harvey
United States, Rhode Island, Newport, RI
|
|
|
Yale University Herbarium
Mrs. W. C. Simmons s.n. 00 May 1898
Polysiphonia nigrescens var. affinis (Moore) Harvey
United States, Rhode Island, Newport, Newport; Newport, RI
|
|
|
Miami University - Algae
W.C. Simmons #s.n. 00 May 1898
Polysiphonia nigrescens (Hudson) Greville ex Harvey
United States, Rhode Island, Newport, Newport
|
|
|
|