Anisacanthus puberulus (Torr.) Henrickson & E.J. Lott Anisacanthus puberulus (Torr.) Henrickson & E.J. Lott in Brittonia 34: 172. 1982 sec. Villaseñor 2016≡Drejera puberula Torr. in Rep. U.S. Mex. Bound. 2(1): 123–124. 1859 syn. sec. Tropicos 2013