Psoroma
hypnorum
PNW
AK
BC
ID
MT
OR
WA
YK
241 specimens from 7 herbaria:
Alaska (147)
British Columbia (39)
Idaho (1)
Montana (4)
Oregon (5)
Washington (42)
Yukon Territory (3)
20 images from 5 herbaria:
ALA (5)
OSC (1)
SRP-L (2)
RR (10)
SRP (2)