Monographs Details: Pickeringia montana var. montana
Authority: Isely, Duane. 1981. Leguminosae of the United States. III. Subfamily Papilionoideae: tribes Sophoreae, Podalyrieae, Loteae. Mem. New York Bot. Gard. 25 (3): 1-264.
Description:Distribution and Ecology - Range as given in key. Chaparral to upper elevations of Coast Ranges; occasionally serpentine. Ca. 300-3500(-5000) ft. May-July.

Discussion:Pickeringia montana Nutt. (1840); Xylothermia montana (Nutt.) Greene (1891). Only a few specimens with fruit are known. A herbarium ticket (UC) from Marin co bears the note “Pods mostly maturing one seed. Of 397 shrubs counted only 9 bearing fruit. These had a total of 15 pods.”