Usnea filipendula
PNW
AK
BC
ID
MT
OR
WA
1389 specimens from 9 herbaria:
Alaska (24)
British Columbia (92)
Idaho (16)
Montana (4)
Oregon (882)
Washington (371)
1157 images from 5 herbaria:
ALA (3)
OSC (1149)
RR (2)
SRP (1)
WTU (2)