Bidens reptans (L.) Don
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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
Asteraceae
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Scientific Name
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Description
Description - Herbaceous vine, climbing or clambering, 2-5 m in length. Stems cylindrical, glabrous or puberulous, striate. Leaves opposite, 3-5-foliolate or 3-5-lobed; leaflets lanceolate or elliptical, membranaceous, the apex acuminate, the base acute in the terminal leaflet and unequal in the lateral ones, the margins serrate: upper and lower surface puberulous; petioles 1-1.8 cm long, glabrous. Capitula (1-3) in corymbs, produced at the tips of short axillary branches; involucre ca. 7 mm high, phyllaries in two series, revolute; corollas yellow, those of the margin with ligules ca. I cm long; anthers dark brown; stigmas yellow. Achenes linear, 6-10 mm long, compressed, 4-angled, with ascending hairs on the margins; pappus of 2 setae with retrofle\ed hairs.
Phenology - Flowering from October to July.
Conservation Status - Native, quite common.