Leptodactylon watsonii (A. Gray) Rydb.
[= Linanthus watsonii]

Idaho: Lemhi County: Salmon River Mts., W ridge of Sleeping Deer Mt., Challis NF, Challis RD, ca. 650 m W of summit. S base of pk 9753. Elev. 9600 ft.
T17N R15E S33
Datum: NAD 27. Uncertainty: 800 meters. Coordinate Source: TRS2LL.
Cracks and ledges near vertical dark brown rocks of the Challis Volcanics. With Cystopteris fragilis, Ribes montigenum, Oxyria digyna, and Silene repens. Plants occasional and matted in cracks and on ledges. Flowers off white; leaves pungent. Phenology: Flowers.

Doug Henderson 7266, Aug 6, 1986
ID, Accession: 96815, Barcode: ID098232