Heterotheca
oregona
PNW
OR
WA
124 specimens from 13 herbaria:
Oregon (80)
Washington (44)
80 images from 10 herbaria:
BLMMD (2)
HPSU (3)
ID (8)
IDS (1)
OSC (5)
REED (2)
SOC (4)
SRP (8)
WS (19)
WTU (28)
