Callitriche heterophylla
PNW
AK
BC
ID
MT
OR
WA
387 specimens from 26 herbaria:
Alaska (5)
British Columbia (176)
Idaho (27)
Montana (14)
Oregon (78)
Washington (86)
170 images from 23 herbaria:
BABY (1)
BBLM (1)
CIC (2)
HJAEFB (1)
HPSU (11)
ID (11)
IDS (3)
MONT (3)
MONTU (7)
NOCA (8)
OSC (32)
PLU (1)
REED (1)
SAJH (1)
SEF (2)
SOC (1)
SRP (11)
UAAH (2)
UBC (11)
WCW (2)
WS (1)
WTU (49)
WWB (8)