Yucca L.

From the Haitian name for an unrelated species of Manihot (Euphorbiaceae).

Plants stemless to tree-like, rosettes dying or persisting after flowering. Leaves long-lived, fleshy, fibrous, linear-lanceolate, spine-tipped, entire to toothed. Inflorescence a terminal raceme or panicle, not bulbiferous. Flowers bisexual, campanulate to globose, cream to white. Sepals and petals similar, free or fused only at base. Stamens 6, included.ovary superior, 3 chambered. Fruit a dehiscent capsule or spongy and indehiscent. Seeds obovoid to flattened, black.

Grown for the spiky foliage and white egg-shaped flowers.

Seeds or suckers.

About 35 species in the Americas, primarily in Mexico. 3 or 4 species are commonly cultivated with many more in specialist succulent plant collections.

Flowers with included stamens and superior ovary.

Trelease (1902), Matuda & Lujan (1980), Forster (1986, 1987), Clary & Simpson (1995).

Source: Forster, P. (2005). Agavaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 5. Flowering plants. Monocotyledons. The identification of garden and cultivated plants. University of New South Wales Press.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Lilianae
order      Asparagales
family       Asparagaceae