Sullivant & Lesquereux, Musci Bor.-Amer.
Charles L. Lesquereux [1 - 355]

University of Tennessee Bryophyte Herbarium
Catalog #: TENN-B-0031365
#451
Hygrohypnum duriusculum (De Not.) D.W. Jamieson
USA, North Carolina

Field Museum of Natural History
Catalog #: C1068288F
5c5f2a8f-69a6-438e-bfe9-8efa3712c458
[collector unknown] #s.n.
Hygrohypnum molle (Hedw.) Loeske
United States, [precise locality unknown]