Najas flexilis
PNW
AK
BC
ID
MT
OR
WA
YK
274 specimens from 19 herbaria:
Alaska (18)
British Columbia (63)
Idaho (15)
Montana (32)
Oregon (52)
Washington (92)
Yukon Territory (2)
143 images from 15 herbaria:
ALA (17)
CIC (3)
HPSU (24)
ID (11)
IDS (2)
MONT (2)
MONTU (22)
NOCA (5)
PLU (1)
SRP (2)
UAAH (1)
UBC (3)
WCW (1)
WTU (42)
WWB (7)