Equisetum fluviatile L. × Equisetum palustre L.

Washington: Clark County: Columbia River bottoms, west shore of Vancouver Lake at Vancouver Lake Regional Park, circa 5 miles northwest of downtown Vancouver. Elev. 10 ft.
45° 40' 50.93" N, 122° 44' 25.22" W
Coordinate Source: Specimen Label.
Exposed shoreline below winter high water line, herbaceous vegetation with graminoids, Helenium, Coreopsis, Equisetum palustre. Phenology: Vegetative.

Edward R. Alverson 2015-36, Jul 25, 2015
WTU, Accession: 404242, Barcode: WTU-V-012323