Cottsia gracilis (A. Gray) W.R. Anderson & C. Davis Cottsia gracilis (A. Gray) W.R. Anderson & C. Davis in Contr. Univ. Michigan Herb. 25: 163, f. 14. 2007 sec. Villaseñor 2016=Aspicarpa gracilis (A. Gray) Hassl. in Annuaire Conserv. Jard. Bot. Genève 20: 212. 1918 syn. sec. Anderson & Davis 2007