Myriophyllum hippuroides
PNW
BC
ID
OR
WA
150 specimens from 11 herbaria:
British Columbia (54)
Idaho (1)
Oregon (78)
Washington (17)
45 images from 7 herbaria:
EWU (1)
HPSU (17)
ID (1)
NOCA (4)
PSM (1)
SOC (3)
WTU (18)