Monographs Details: Lotus greenei Ottley x L. rigidus (Benth.) Greene
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.
Family:Fabaceae
Discussion:Van Devender s.n., April 28, 1974; Sycamore Canyon, Pajarito Mts., Santa Cruz co, Arizona (ARIZ): Habit resembling Lotus rigidus, flexuous-ascending, with long nodes. Leaves subpalmate, tiny, resembling those of L. greenei; pubescence of upper part of stem villosulous as L. greenei; flowers 1-2; pods villous.