Veronica arvensis
PNW
AK
BC
ID
MT
OR
WA
500 specimens from 32 herbaria:
Alaska (1)
British Columbia (50)
Idaho (96)
Montana (53)
Oregon (104)
Washington (196)
208 images from 27 herbaria:
ALA (1)
BBLM (2)
CIC (8)
CIC-PYNF (1)
EVE (5)
EWU (9)
HJAEFB (1)
HPSU (6)
ID (39)
IDE (5)
IDS (6)
LEA (1)
LINF (3)
MONT (11)
MONTU (22)
NOCA (7)
PLU (13)
PSM (4)
REED (1)
RM (1)
SOC (6)
SRP (17)
UBC (7)
USFS (6)
WCW (5)
WTU (13)
WWB (8)