Calopogonium
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Authority
Acevedo-Rodríguez, Pedro. 2005. Vines and climbing plants of Puerto Rico and the Virgin Islands. Contr. U. S. Natl. Herb. 51: 1-483.
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Family
Fabaceae
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Scientific Name
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Description
Description - Slightly woody vines, twining. Leaves alternate, trifoliolate; stipels and stipules minute. Inflorescences of axillary pseudoracemes or fascicles: the flowers clustered on the nodal swellings of the rachis; bracts and bracteoles minute; pedicels short. Calyx campanulate-tubular, with the two upper lobes united to form a lip, the 3 lower lobes lanceolate; corolla blue or violet, the standard obovate, auriculate at the base, the wings narrow, the keel shorter than the wings; stamens 9-10, one of them free, the rest with the filaments united into a long tube; ovary superior, sessile, hirsute, with numerous ovules, the style curved, glabrous, the stigma capitate. Fruit a flattened legume, linear, dehiscent, septate between the seeds; seeds circular. A genus of 6-8 species, native to tropical continental America, naturalized in the paleotropics.