University of Colorado Museum of Natural History Herbarium Bryophyte Collection (COLO:B)
COLO-B-0043857
20230e43-3971-404b-ae8a-e7a3a99e70dc
B-111857
Polytrichastrum alpinum (Hedw.) G.L. Sm.
Polytrichaceae
unspecified (unknown)
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Ronald C. Wittmann
s.n.
2001-05-26
United States, Washington, Clallam, Olympic National Forest near Bon Jon Pass, FR 2820
47.90417 -123.01056
47°54'15"N, 123°00'38"W
884 meters
ca. 2900 ft.
On soil
In cross section the walls of the terminal lamellae cells appear to be papillose, but in longitudinal view the papillae are low ridges, the aspect of the plant with its widely recurved leaves does not suggest P. alpinum, and the leaves are not flat but strongly involute.