Desmodium macrostachyum Hemsl. Desmodium macrostachyum Hemsl., Diagn. Pl. Nov. Mexic. 3: 44. 1880 sec. Téllez-Valdés 2009=Desmodium gentryi Standl. in Field Mus. Publ. Bot. 17: 262. 1937 syn. sec. Téllez-Valdés 2009