Plantae → Dicotyledoneae → Haloragaceae
Russian Water-Milfoil
Myriophyllum ussuriense
Vascular Plants
ORBIC List 3S1?
State Rank
SX
S1
S2
S3
S4
S5
S1? — Critically Imperiled in Oregon
G4
Global Rank
Apparently Secure
List 3
ORBIC
Sensitive / Vulnerable
What do these ranks mean? ORBIC's ranking definitions or NatureServe's conservation status categories
Ecoregions
Marine & Estuarine
Counties
Clatsop
Other states / provinces
BC +
Range map
Certain
Possible
Extirpated
Absent