in botany, a genus of the monocota mono-delta clas. Neither the male nor the female have any calyx; the corolla of each has four petals; the male has four glandular bearded nectaria; the stylus is filiform; the stigma is peltated; and the capsule has four cells, containing one seed. There is but one species, a native of India.

PLUM-TREE, in botany. See PRUNUS.