Oncinotis

Scandent shrubs to tall, woody climbers. Leaves opposite, shortly petioled or subsessile, obovate, oblong-elliptic or elliptic, often abruptly acuminate; axillary glands 0; stipules 0. Inflorescence terminal or axillary, consisting of a panicle of few-many-flowered, contracted cymes. Flowers relatively small, inconspicuous, often greenish. Calyx small, divided almost to base, eglandular within or rarely with 5 minute glands; sepals 5, imbricate, oblong-lanceolate to ovate-oblong. Corolla salver-shaped; tube short, widest in middle, hairy without and within, with 5 ligulate scales in mouth, alternating with lobes; lobes spreading or reflexed, +/- as long as tube, linear to linear-oblong, overlapping to the right. Stamens 5, inserted above base of corolla tube; anthers 4-locular, sessile, conniving in a cone, sublinear, apiculate, shortly sagittate with foot of connective produced into a linear appendage which lies in a channel in the anther, with a cushion of hairs at base, polliniferous in upper part only. Disc cupular, 5-lobed or 5-partite. Ovary of 2 free carpels, shortly exserted and free from disc; style very short; stigma shortly spindle-shaped with 2-lobed apiculus. Mericarps 2, follicular, cylindric and slender to spindle-shaped. Seeds lanceolate, linear or oblong with apical tuft of hairs. x = 11 (1 report).