| + | Yucca aloifolia, Linn. (Y. serrulata, Haw. Y. crenulata, Haw.). Slenderly caulescent: lvs. dagger-like, very pungent: fr. black-purple, without a core. W. Indies and Mex. to Va. and around the Gulf. DC. Pl. Gr. 1:20. Redoute, Lil. 7:401, 402. B.M. 1700. S.S. 10:497. Rep. Mo. Bot. Gard. 3:7, 44; 4:18; 6:45-7; 13:49, 84. With lvs. yellow-margined it is f. marginata, Bommer. Naudin, Pl. Feuill. Col. 2:52. G.W. 18:207. With lvs. yellow or white in the center it is f. tricolor, Bommer, also often known as Y. tricolor, Y. quadricolor, because shaded with red when young, and Y. medio-picta. Y. aloifolia Menandii, Trel., is a very narrow-lvd. form of this. Rep. Mo. Bot. Gard. 13:50. |