1. Stemless plant with tufts of grasslike leaves and erect panicle of minute creamy white flowers; southwestern United States and Mexico; SYN. Nolina microcarpa.
2. Yucca of southern United States having a clump of basal grasslike leaves and a central stalk with a terminal raceme of small whitish flowers; SYN. Yucca smalliana.
3. Yucca of west central United States having a clump of basal grasslike leaves and a central stalk with a terminal raceme of small whitish flowers; SYN. Yucca glauca. bear-grass