Hesperoyucca whipplei (Torrey) Trelease [family AGAVACEAE], Rep. (Annual) Missouri Bot. Gard, 4: 208. 1893
Yucca whipplei Torrey [family AGAVACEAE], in J. C. Ives, Rep. Colorado R., 4: 29. 1861
Hesperoyucca whipplei var. graminifolia (Alph. Wood) Trelease [family AGAVACEAE]
Yucca californica Groenland [family AGAVACEAE]
Yucca graminifolia Alph. Wood [family AGAVACEAE]
Yucca nitida C. Wright ex S. Watson [family AGAVACEAE]
Yucca ortgensiana Roezl ex Ortgies [family AGAVACEAE]
Yucca whipplei subsp. caespitosa (M. E. Jones) A. L. Haines [family AGAVACEAE]
Yucca whipplei var. caespitosa M. E. Jones [family AGAVACEAE]
Yucca whipplei subsp. intermedia A. L. Haines [family AGAVACEAE]
Yucca whipplei var. intermedia (A. L. Haines) J. M. Webber [family AGAVACEAE]
Yucca whipplei subsp. parishii (M. E. Jones) A. L. Haines [family AGAVACEAE]
Yucca whipplei var. parishii M. E. Jones [family AGAVACEAE]
Yucca whipplei subsp. percursa A. L. Haines [family AGAVACEAE]
Yucca whipplei var. percursa (A. L. Haines) J. M. Webber [family AGAVACEAE]