Arabidopsis lyrata (L.) O'Kane & Al- Shehbaz var. occidentalis Watson
Annotated by C. V. Piper.

Washington: Whatcom County: Mount Baker.
47.57861° N, 122.28833° W
Coordinate Source: Estimated. Invalid coordinates (located outside county bounds).
Herbarium of Charles Vancouver Piper.

G. W. Turesson 28, collected 1915
WS, Accession: 66238