• Yucca Linnaeus, 1753
• Yucca aliofolia Linnaeus
• Yucca aloifolia Linnaeus, 1753
• Yucca angustifolia Pursh accepted as Yucca glauca Nutt.
• Yucca angustissima Engelm. ex Trel.
• Yucca arizonica McKelvey accepted as Yucca baccata Torr.
• Yucca arkansana Trel.
• Yucca baccata Torr.
• Yucca baileyi Woot. & Standl.
• Yucca brevifolia Engelm.
• Yucca brevifolia Schott ex Torr. accepted as Yucca baccata Torr.
• Yucca californica Lemmon accepted as Yucca whipplei Torr.
• Yucca californica Nutt. ex Baker accepted as Yucca schidigera Roezl ex Ortgies
• Yucca campestris McKelvey
• Yucca carnerosana auct. non (Trel.) McKelvey accepted as Yucca faxoniana (Trel.) Sarg.
• Yucca concava Haw. accepted as Yucca filamentosa Linnaeus
• Yucca confinis McKelvey accepted as Yucca baccata Torr.
• Yucca constricta Buckl.
• Yucca crassifolia Engelm. accepted as Yucca torreyi Shafer
• Yucca elata (Engelm.) Engelm.
• Yucca elephantipes Regel accepted as Yucca guatemalensis Baker
• Yucca faxoniana (Trel.) Sarg.
• Yucca filamentosa Linnaeus
• Yucca flaccida Haw. accepted as Yucca filamentosa Linnaeus
• Yucca freemanii Shinners accepted as Yucca louisianensis Trel.
• Yucca gilbertiana (Trel.) Rydb. accepted as Yucca harrimaniae Trel.
• Yucca glauca Nutt.
• Yucca gloriosa Linnaeus
• Yucca graminifolia Wood accepted as Yucca whipplei Torr.
• Yucca guatemalensis Baker
• Yucca harrimaniae Trel.
• Yucca intermedia McKelvey accepted as Yucca baileyi Woot. & Standl.
• Yucca kanabensis McKelvey accepted as Yucca angustissima Engelm. ex Trel.
• Yucca karlsruhensis Graebn.
• Yucca louisianensis Trel.
• Yucca macrocarpa (Torr.) Coville accepted as Yucca torreyi Shafer
• Yucca macrocarpa Engelm. accepted as Yucca schottii Engelm.
• Yucca macrocarpa Merriam accepted as Yucca schidigera Roezl ex Ortgies
• Yucca mohavensis Sarg. accepted as Yucca schidigera Roezl ex Ortgies
• Yucca navajoa J.M. Webber accepted as Yucca baileyi Woot. & Standl.
• Yucca necopina Shinners
• Yucca neomexicana Woot. & Standl. accepted as Yucca harrimaniae Trel.
• Yucca newberryi McKelvey accepted as Yucca whipplei Torr.
• Yucca nitida C. Wright ex W. Wats. accepted as Yucca whipplei Torr.
• Yucca pallida McKelvey
• Yucca puberula Torr. accepted as Yucca schottii Engelm.
• Yucca recurvifolia Salisb. accepted as Yucca filamentosa Linnaeus
• Yucca reverchonii Trel.
• Yucca rostrata Engelm. ex Trel. accepted as Yucca thompsoniana Trel.
• Yucca rupicola Scheele
• Yucca rupicola Trel. accepted as Yucca pallida McKelvey
• Yucca schidigera Roezl ex Ortgies
• Yucca schindigera Roezl Ex Origies
• Yucca schottii Engelm.
• Yucca smalliana Fern. accepted as Yucca filamentosa Linnaeus
• Yucca standleyi McKelvey accepted as Yucca baileyi Woot. & Standl.
• Yucca tenuistyla Trel.
• Yucca thompsoniana Trel.
• Yucca thornberi McKelvey accepted as Yucca baccata Torr.
• Yucca toftiae Welsh accepted as Yucca angustissima Engelm. ex Trel.
• Yucca torreyi Shafer
• Yucca tortifolia Lindl. ex Engelm. accepted as Yucca rupicola Scheele
• Yucca treculeana Carr.
• Yucca treleasei J.F. Macbr. accepted as Yucca baccata Torr.
• Yucca utahensis McKelvey accepted as Yucca elata (Engelm.) Engelm.
• Yucca verdiensis McKelvey accepted as Yucca elata (Engelm.) Engelm.
• Yucca vespertina (McKelvey) Welsh accepted as Yucca baccata Torr.
• Yucca whipplei Torr.
• Yuccaborus Leconte, 1876
• Yuccaborus frontalis (LeConte, 1874)
• Yuccaborus grossus Casey, 1892 accepted as Yuccaborus frontalis (LeConte, 1874)
• Yuccaborus lentiginosus Casey, 1904 accepted as Yuccaborus frontalis (LeConte, 1874)
• Yuccaborus sharpi Casey, 1892 accepted as Yuccaborus frontalis (LeConte, 1874)
• Yuccacia Wei & Nie, 1998 (uncertain)
• Yuccamyces Gour, B.J. Dyko & B.C. Sutton in B.J. Dyko & B.C. Sutton, 1979
• Yuccamyces canadensis R.F. Castañeda & W.B. Kendr., 1991
• Yuccamyces cubensis (R.F. Castañeda) R.F. Castañeda, 1991
• Yuccamyces luteus R.F. Castañeda, 1987
• Yuccamyces pilosus (R.F. Castañeda) R.F. Castañeda, 1991
• Yuccamyces purpureus Gour, Dyko & B. Sutton, 1979