Physcia
tenella
PNW
AK
BC
ID
MT
OR
WA
276 specimens from 11 herbaria:
Alaska (11)
British Columbia (41)
Idaho (10)
Montana (7)
Oregon (114)
Washington (93)
199 images from 6 herbaria:
ALA (10)
OSC (171)
RR (14)
SRP (1)
SRP-L (2)
WTU (1)