Monographs Details: Sophora tomentosa var. occidentalis (L.) Isely
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.
Discussion:S. occidentalis L. (1759); S. tomentosa subsp occidentalis (L.) Brummitt (1966); S. tomentosa var occidentalis (L.) Isely (1978). ?S- havanensis Jacq. (1760); S. tomentosa subsp havanensis (Jacq.) Yakovlev (1967) sensu Yakovlev pro parte.5 IS. tomentosa subsp longiflora Yakovlev (1967). 5. tomentosa fma polyphylla (Urb.) Yakovlev (1967); S. tomentosa subsp polyphylla (Urb.) Yakovlev (1968); both sensu Yakovlev non basionym. Se Texas, both w and e Mexican coasts, Antilles, Central America, n South America, w coast of Africa. Common, from mouth of Rio Grande, n to Refugio co; sand ridges and flats, usually behind coastal dunes, and above salt marshes; occasionally of dunes and edges of marshes. March-Oct. (-all year).