Austin, Hepat. Bor.-Amer. Exs.
Coe Finch Austin [1 - 150]

University of Michigan Herbarium
Catalog #: 700295
H. N. Bolander #s. n.
Riccia trichocarpa M. Howe
USA, California, [no data]

Field Museum of Natural History
Catalog #: C1049118F
874eb0d7-7cd9-459a-9fe6-8f2158c76cd7
H. N. Bolander #s.n.
Riccia trichocarpa M. Howe
United States, California, [precise locality unknown]

Willard Sherman Turrell Herbarium, Miami University
Catalog #: 000258734
[Bolander] #s.n.
Riccia californica Austin
United States, California, [no locality info]

University of Wisconsin - Madison
Catalog #: WIS-B-0029693
[Collector unspecified] #s.n.
Riccia L.
United States, California