Hesperoyucca whipplei var. graminifolia Yucca nitida Yucca peninsularis Yucca whipplei Yucca engelmannii Yucca whipplei subsp. percursa Yucca whipplei var. parishii Yucca whipplei var. caespitosa Yucca whipplei subsp. parishii Yucca whipplei subsp. eremica Yucca whipplei subsp. caespitosa Yucca whipplei subsp. intermedia Yucca whipplei var. percursa Yucca ortigiesiana Yucca whipplei var. violacea Yucca whipplei subsp. typica Hesperoyucca peninsularis Yucca californica Yucca graminifolia Yucca whipplei var. intermedia Yucca whipplei f. graminifolia Yucca whipplei subsp. rigata
World Flora Online, http://www.worldfloraonline.org/, accessed June 20, 2024