Lapsana communis L.
Washington: Kittitas County: Along Yakima River at mouth of Taneum Creek, 3 miles upstream from Thorp. Elev. 516 meters
T19N R17E S33
Coordinate Source: Field measured.
Level; dry river rocks below high water line. Associated taxa: Rosa woodsii, Prunus virginiana, Populus trichocarpa, Symphoricarpos albus. Flowers yellow; uncommon.
Don Knoke 787, Jul 1, 2005
WS, Accession: 377501