Monographs Details:
Authority:
Acevedo-RodrÃguez, Pedro & collaborators. 1996. Flora of St. John, U.S. Virgin Islands. Mem. New York Bot. Gard. 78: 1-581.
Acevedo-RodrÃguez, Pedro & collaborators. 1996. Flora of St. John, U.S. Virgin Islands. Mem. New York Bot. Gard. 78: 1-581.
Family:
Rosaceae
Rosaceae
Description:
Genus Description - Shrubs or trees. Leaves alternate, simple, coriaceous, glabrous, with entire or toothed margins, the base usually with a pair of glandular dots; stipules minute, lanceolate, early deciduous. Flowers bisexual, 5-merous, actinomorphic, in axillary racemes or solitary; hypanthium cone-shaped, sepals triangular, deciduous; petals longer than the sepals, deciduous; stamens 15-30, the filaments connate into a short tube; ovary superior, sessile, of a single carpel, with 2 ovules, the style slender, distal, the stigma cone-shaped to truncate. Fruit a 1-seeded, fleshy or dry drupe, ellipsoidal or bilobed.
Distribution and Ecology - A primarily temperate genus with about 450 species, about a dozen species naturally occurring in tropical America.
Genus Description - Shrubs or trees. Leaves alternate, simple, coriaceous, glabrous, with entire or toothed margins, the base usually with a pair of glandular dots; stipules minute, lanceolate, early deciduous. Flowers bisexual, 5-merous, actinomorphic, in axillary racemes or solitary; hypanthium cone-shaped, sepals triangular, deciduous; petals longer than the sepals, deciduous; stamens 15-30, the filaments connate into a short tube; ovary superior, sessile, of a single carpel, with 2 ovules, the style slender, distal, the stigma cone-shaped to truncate. Fruit a 1-seeded, fleshy or dry drupe, ellipsoidal or bilobed.
Distribution and Ecology - A primarily temperate genus with about 450 species, about a dozen species naturally occurring in tropical America.