Estrada Castillón, E., Rebman, J.P., González, C. & Villarreal Quintanilla, J. Ángel (2022)

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 577 (1): 1–13. https://doi.org/10.11646/phytotaxa.577.1.1