Yucca baccata var. brevifolia
Amer. J. Bot. 30: 234. 1943.
Common names: Thornber yucca
Basionym: Yucca brevifolia Schott ex Trelease Rep. (Annual) Missouri Bot. Gard. 13: 100, plates 57–59. 1902, Yucca treleasei J. F. Macbride 1918
Synonyms: Yucca arizonica McKelvey Yucca confinis McKelvey Yucca thornberi McKelvey
Treatment appears in FNA Volume 26. Treatment on page 427.
Plants caulescent. Stems 1–24, aerial, often branched, some reaching 2 m. Leaf margins filiferous. Inflorescences arising almost completely within to mostly extending beyond rosettes; peduncle to 0.3 m.
Phenology: Flowering spring–early summer.
Habitat: Hills, mesas, flats in Sonoran Desert, desert grasslands, oak woodlands, 500–2000 m
Distribution
Ariz., N.Mex., Mexico (Sonora).
Discussion
Selected References
None.
Lower Taxa
None.