Synonymy
Yucca whipplei Torr. subsp. whipplei in Rep. U. S. Mex. bound. 2: 222. 1859
- =Yucca graminifolia Alph. Wood in Proc. Acad. Nat. Sci. Philadelphia 1868: 167. 1868, nom. illeg.
- =Yucca whipplei var. graminifolia (Wood) Baker in J. Linn. Soc., Bot. 18: 230. 1880
- =Yucca whipplei var. typica A. Haines in Madroño 6: 44. 1941
- =Yucca newberryi McKelvey, Yuccas Southw. U. S. 2: 49-52, mapa 1. 1947
- =Yucca whipplei var. newberry (McKelvey) Hochstätter in Succulenta 79: 39. 2000