Polygonum douglasii
PNW
AK
BC
ID
MT
OR
WA
YK
1584 specimens from 41 herbaria:
Alaska (1)
British Columbia (116)
Idaho (561)
Montana (338)
Oregon (293)
Washington (273)
Yukon Territory (2)
738 images from 34 herbaria:
BBLM (6)
BBLM-OWY (3)
BLMMD (1)
BLMVL (3)
BOIS (8)
CIC (69)
CIC-PYNF (6)
CIC-SHO (1)
COLO (1)
CRMO (6)
DPP (1)
EWU (7)
HJAEF (1)
HJAEFB (1)
HPSU (8)
ID (181)
IDE (8)
IDS (52)
LEA (1)
LINF (1)
MONT (85)
MONTU (63)
NOCA (9)
PLU (2)
PSM (15)
REED (2)
RM (21)
SOC (11)
SRP (92)
UBC (10)
USFS (40)
WCW (1)
WTU (16)
WWB (6)