Alnus rhombifolia
PNW
BC
ID
MT
OR
WA
332 specimens from 19 herbaria:
British Columbia (1)
Idaho (62)
Montana (2)
Oregon (147)
Washington (120)
204 images from 17 herbaria:
BLMVL (1)
BOIS (1)
CIC (1)
CIC-PYNF (1)
EWU (11)
HPSU (14)
ID (69)
IDS (4)
LINF (1)
OSC (49)
PSM (3)
SOC (16)
SRP (12)
WCW (4)
WS (5)
WTU (11)
WWB (1)