Hypnum asperrimum Mitt.
[= Brachythecium asperrimum]
Annotated by Piper, C. V..

Washington: King County: Seattle, Mystery Lake near Seattle.
47.60639° N, 122.33083° W
Coordinate Source: Estimated.

Charles Vancouver Piper s.n., Jun 1892
With
WS, Accession: 252499