Niphotrichum canescens
PNW
AK
BC
ID
MT
OR
WA
YK
704 specimens from 10 herbaria:
Alaska (345)
British Columbia (104)
Idaho (22)
Montana (30)
Oregon (73)
Washington (94)
Yukon Territory (36)
93 images from 3 herbaria:
ALA (85)
SRP (4)
WTU (4)