Fallopia japonica
PNW
AK
BC
ID
MT
OR
WA
158 specimens from 26 herbaria:
Alaska (6)
British Columbia (5)
Idaho (32)
Montana (6)
Oregon (58)
Washington (51)
103 images from 21 herbaria:
BBLM (1)
BBLM-OWY (1)
BLMMD (1)
CIC (3)
COCC (4)
HPSU (6)
ID (6)
IDE (14)
IDS (1)
MONT (1)
MONTU (5)
NOCA (9)
OSC (13)
PSM (1)
REED (2)
SOC (3)
SRP (9)
UWB (1)
WCW (10)
WS (4)
WTU (8)