Publication: Proc. Amer. Acad. Arts. 10: 348. 1875.
Origin: Native
selected vouchers: WTU
Notes: FNA5: "Variety baileyi basically is a taxon of arid regions of the far West, being found primarily in California and Nevada northward through eastern Oregon to eastern Washington. Isolated populations are known from south-central Idaho and from Beaver County, Utah."
References: (none)