Cardamine trifolia L.

Washington: King County: 21st Avenue East near East Highland Drive, Seattle. Elev. 105 m.
47.631° N, 122.304° W
Coordinate Source: Specimen Label.
Cultivated some 20 meters to east by house, but in last few years appeared spontaneously as lawn weed in partial shade, according to owners; with mosses, grasses, Taraxacum officinale. White petals 9 millimeters long; rhizomatous; evergreen leaves. Phenology: Flowers and Fruits.

Peter F. Zika 26516, Apr 8, 2014
WTU, Accession: 400221, Barcode: WTU-V-006462