Grimmia
trichophylla
PNW
AK
BC
ID
MT
OR
WA
YK
362 specimens from 11 herbaria:
Alaska (1)
British Columbia (89)
Idaho (30)
Montana (8)
Oregon (99)
Washington (134)
Yukon Territory (1)
12 images from 3 herbaria:
ALA (3)
SRP (1)
WTU (8)