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1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
Plagiothecium undulatum
BISH 474312
Manuel, M.G., 1972
Jefferson Co. 3.5 miles S of Amanda on highway 101, Olympic Natl. Forest.
Plagiothecium undulatum
BISH 474314
Bishop, E., 1973
Shuyak Island: Port Williams. Northernmost of the Kodiak Island group. In sitka spruce forest in ravine around lake north of Port Williams.
Plagiothecium undulatum
BISH 87063
Frye, T.C., 1924
U.S.A., Washington, Seattle.