Monographs Details: Prunus
Authority: Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Description:Genus Description - Hypanthium cup-shaped, obconic, or urceolate; sep spreading or reflexed, usually soon deciduous; pet 5, white to pink or red, elliptic to obovate, spreading; stamens ca 20; pistil 1, simple, 2-ovulate, inserted at the bottom of the hypanthium and bearing a terminal style; fr a 1-seeded drupe, the exocarp fleshy or juicy, the endocarp (stone) hard; trees or shrubs with simple, serrate lvs, very often with a pair of large glands at the summit of the petiole, the fls conspicuous, umbellate or solitary from axillary buds or short lateral branches, or racemose and terminal; bark commonly with conspicuous horizontal lenticels, relatively smooth, or breaking up into smooth platelets. (Amygdalus, Cerasus, Padus) 200, mainly N. Temp.