Rhizocarpon
disporum
PNW
AK
BC
ID
MT
OR
WA
YK
43 specimens from 7 herbaria:
Alaska (16)
British Columbia (10)
Idaho (1)
Montana (1)
Oregon (5)
Washington (9)
Yukon Territory (1)
7 images from 5 herbaria:
ALA (1)
CRMO (1)
RR (2)
VALE (2)
SRP (1)