Distribution: Occurring west of the Cascades crest in King County in Washington; otherwise northern Oregon to California, east across the southwestern U.S. and southern Great Plains to eastern North America.
Habitat: Noxious; ponds, slow streams, and sloughs.
Flowers: June-September
Origin: Introduced
Conservation Status: Not of concern
[none provided]
Publication: Reinwardtia 6(4): 395. 1963.
PNW Herbaria: Specimen records of Ludwigia peploides ssp. montevidensis in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Ludwigia peploides ssp. montevidensis checklist entry.
OregonFlora: Ludwigia peploides ssp. montevidensis information.
E-Flora BC: Ludwigia peploides ssp. montevidensis atlas page.
CalPhotos: Ludwigia peploides ssp. montevidensis photos.
USDA Plants: Ludwigia peploides ssp. montevidensis information.
