Veronica arvensis
PNW
BC
ID
MT
OR
WA
497 specimens from 34 herbaria:
British Columbia (50)
Idaho (90)
Montana (36)
Oregon (112)
Washington (209)
281 images from 30 herbaria:
BBLM (2)
CIC (8)
CIC-PYNF (1)
COCC (2)
EVE (5)
EWU (9)
HJAEFB (1)
HPSU (9)
ID (42)
IDE (5)
IDS (6)
LEA (1)
LINF (3)
MONT (11)
MONTU (22)
MORA (1)
NOCA (7)
OSC (54)
PLU (13)
PSM (3)
REED (1)
SAJH (1)
SEF (1)
SOC (7)
SRP (16)
UBC (8)
WCW (5)
WS (8)
WTU (21)
WWB (8)