Petrak, Crypt. Exs.
Petrak, F. [3201 - 4700]
IndExs #372281968

Field Museum of Natural History
Catalog #: C1047998F
ccd025fe-287f-4664-aa1d-86c945617515
W. A. Weber #4191 15 October 1953
Riccia frostii Austin
U.S.A., Colorado, Jefferson, West Church's Lake, 1 mile south of Broomfield