Specimen Information

Myriophyllum spicatum
Myriophyllum spicatum
(Eurasian watermilfoil)
Plants
Exotic

Specimen ID1762541
GroupPlants
GenusMyriophyllum
Speciesspicatum
Common NameEurasian watermilfoil
StateOR
CountyMultnomah
Locality[No locality description provided]
Mapping AccuracyAccurate
HUC8 NameLower Columbia-Clatskanie
HUC8 Number17080003
HUC10 NameSalmon Creek-Frontal Columbia River
HUC10 Number1708000301
HUC12 NameLake River-Frontal Columbia River
HUC12 Number170800030104
Map
Collection Day14
Collection Month8
Collection Year1981
Year AccuracyActual
Reference 1
Ref. Number:45006
Author:NatureServe
Date:2025
Title:iMapInvasives: NatureServe’s online data system supporting strategic invasive species management
Publisher:NatureServe
CommentsiMapInvasives source record
Record TypeLiterature


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Citation information: U.S. Geological Survey. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/11/2025].

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