Monographs Details:
Authority:
Acevedo-RodrÃguez, Pedro. 2005. Vines and climbing plants of Puerto Rico and the Virgin Islands. Contr. U. S. Natl. Herb. 51: 1-483.
Acevedo-RodrÃguez, Pedro. 2005. Vines and climbing plants of Puerto Rico and the Virgin Islands. Contr. U. S. Natl. Herb. 51: 1-483.
Family:
Rosaceae
Rosaceae
Description:
Description - Erect, clambering, or decumbent shrubs, with numerous recurved spines. Leaves alternate, compound, trifoliolate or 5-9-pinnate; stipules small, conspicuous, usually adnate to the petiole, persistent. Flowers bisexual, actinomorphic, in axillary or terminal racemes or panicles; calyx with 5 lobes, usually glandular; petals 5, free, white; stamens numerous, the filaments free; gynoecium of numerous coherent carpels, superior, uniovulate. Fruit a syncarp of numerous, minute, coherent drupes. A genus of about 250 species, the majority of the temperate zone of the Northern Hemisphere.
Description - Erect, clambering, or decumbent shrubs, with numerous recurved spines. Leaves alternate, compound, trifoliolate or 5-9-pinnate; stipules small, conspicuous, usually adnate to the petiole, persistent. Flowers bisexual, actinomorphic, in axillary or terminal racemes or panicles; calyx with 5 lobes, usually glandular; petals 5, free, white; stamens numerous, the filaments free; gynoecium of numerous coherent carpels, superior, uniovulate. Fruit a syncarp of numerous, minute, coherent drupes. A genus of about 250 species, the majority of the temperate zone of the Northern Hemisphere.