Ludwigia peploides (Kunth) Raven ssp. peploides
Annotated by P. F. Zika, 2005. Remarks: WTU

Oregon: Linn County: Just northeast of Corvallis, 3 miles north of State Highway 34 on Riverside Drive and 1.3 miles west. Elev. 196 ft.
T11S R4W S20
Datum: WGS 84. Uncertainty: 500 meters. Coordinate Source: Digital map.
In shallow water at edge of a gravel pit, extending onto land; associated genera: Salix, Wanthium, Ceratophyllum. Flowers yellow; anthers 1.2 mm long. Reference specimen for illustration in Revision of Flora of the Pacific Northwest, WTU Herbarium, 2016. Phenology: Flowers.

Richard R. Halse 2058, Aug 5, 1979
WTU, Accession: 286279, Barcode: WTU-V-026774