Rhabdadenia biflora (Jacq.) Müll.Arg.
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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
Apocynaceae
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Scientific Name
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Description
Description - Twining liana, glabrous, 7-10 m in length, with abundant milky latex. Stems green, cylindrical, smooth. Leaves opposite; blades 5-8 x 1.5-4.5 cm, elliptical, obovate, oblong, oblanceolate, and sometimes ovate, glabrous, the apex mucronate, obtuse, truncate, or sometimes retuse, the base obtuse or attenuate, the margins entire, slightly revolute; upper surface dull green; lower surface glaucous, with obscure venation; petioles 0.5-2 cm long; stipules not visible. Flowers in short axillary cymes. Calyx of oblong, mucronate sepals, 5-5.5 mm long, green; corolla infundibuliform, white, sometimes tinged with pink, with the center yellow inside, 4.5-5.7 cm long. Follicles linear, 6-10 cm long, parallel or slightly divaricate when mature; seeds numerous, linear, ca. 2.5 cm long, with a tuft of silky hairs at the apex.
Phenology - Flowering throughout the year and fruiting mostly from March to September.
Conservation Status - Native, common.