Apocynum androsaemifolium L. ssp. detonsum Piper

Washington: Kittitas, Chelan, King County: In and near the Cascade Mountains.
47.59722° N, 121.11194° W
Coordinate Source: Estimated. Misleading coordinates.
Holotype. Potential holotype or isotype. Contributions from the U. S. National Herbarium 11: 453, 1906. Holotype.

G. R. Vasey 429, collected 1889
With
WS, Accession: 20959