Estrada Castillón, E.; Rebman, J. P.; González, C.; Villarreal Quintanilla, J. Ángel.

Astragalus tijuanensis and Astragalus brauntonii Var. lativexillum, a New Species and a New Variety in the Genus Astragalus (Fabaceae) from Extreme Northwestern Baja California, Mexico

. Phytotaxa 2022, 577, 1-13.