Crum & Anderson, Mosses N. Amer.
Crum & Anderson [1 - 1000 or more]

University of Michigan Herbarium
Catalog #: 607873
M. P. Harthill #35 13 July 1959
Rhytidium rugosum (Ehrh. ex Hedw.) Kindb.
USA, Washington, Clallam, North slope of Mt. Angeles, near Port Angeles

Michigan State University
Catalog #: MSC-B-0008567
Marion P. Harthill #35 13 July 1959
Rhytidium rugosum (Ehrh. ex Hedw.) Kindb.
United States, Washington, Clallam, north slope of Mt. Angeles, near Port Angeles.

University of Florida Herbarium
Catalog #: FLAS B45471
Marion P. Harthill #35 13 July 1959
Rhytidium rugosum (Ehrh. ex Hedw.) Kindb.
United States, Washington, Clallam, north slope of Mt. Angeles, near Port Angeles

University of Colorado, Museum of Natural History
Catalog #: COLO-B-0049441
Marion P. Harthill #35 13 July 1959
Rhytidium rugosum (Ehrh. ex Hedw.) Kindb.
United States, Washington, Clallam, north slope of Mt. Angeles, near Port Angeles

University of Wisconsin - Madison
Catalog #: WIS-B-0020760
Marion P. Harthill #35 13 July 1959
Rhytidiopsis robusta (Hook.) Broth.
United States, Washington, Clallum, north slope of Mt. Angeles, near Port Angeles.

Wesley E. Niles Herbarium, University of Nevada, Las Vegas
Catalog #: UNLV-B-0002674
Marion P. Harthill #35 13 July 1959
Rhytidium rugosum (Ehrh. ex Hedw.) Kindb.
United States, Washington, Clallam, north slope of Mt. Angeles, near Port Angeles.

Willard Sherman Turrell Herbarium, Miami University
Catalog #: 000016931
Marion P. Harthill #35 13 July 1959
Rhytidium rugosum (Ehrh. ex Hedw.) Kindb.
United States, Washington, Clallam, north slope of Mt. Angeles, near Port Angeles