Ludwigia peploides (Kunth) P.H. Raven ssp. peploides
Annotated by Chambers, Henrietta L., 2005.

Oregon: Linn: Just N.E. of Corvallis, 3 miles N. of State Hwy. 34 on Riverside Drive and 1.3 miles west. Elev. 60
44.60095° N, 123.1942° W,
Datum: NAD83. Coordinate Source: OrlookId: 72948, StateProvince: Oregon, County: Linn, LocName: 11S 04W 20, Linn Co.. OregonFlora 1994-2020 methodology.
In shallow water at edge of a gravel pit. HerbariumSpecimenDuplicate: Ludwigia peploides ssp. peploides | herbariumSpecimenDuplicate: Ludwigia peploides ssp. peploides Https://oregonflora.org/collections/individual/index.php?occid=4254005. Phenology: flowering.

Richard R. Halse 2058, Aug 5, 1979
OSC, Catalog: OSC-V-015773, Accession Number: OSC153215