Hypogymnia
physodes
PNW
AK
BC
ID
MT
OR
WA
3524 specimens from 12 herbaria:
Alaska (235)
British Columbia (360)
Idaho (242)
Montana (259)
Oregon (1273)
Washington (1153)
2812 images from 6 herbaria:
ALA (80)
BBLM (2)
IDS (3)
OSC (2699)
RR (23)
WTU (5)