General description:
Lianas, rarely subscandant shrubs. Leaves alternate to pseudo-opposite, lanceolate to ovate, margin entire, glabrous to sericeous. Inflorescence 1–∞ branched, ebracteose. Calyx lobed to 1/2 or nearly to base; corolla orange, yellow, greenish, lobes subulate, margins involute, base of the corolla tube inflated. Anthers long protracted with papillose apex, apically coherent, closing the corolla tube. Style long, stigmatic head truncate-cylindrical. Fruit fleshy, deeply 4-lobed, white or bright orange, with four, one-seeded, mericarpids. Embryo curved.
Cytology:
2n = 24.
Phylogeny:
Monophyletic group, sister to the genus Euploca.
Distribution:
Caribbean, Central and South America.