Climbing shrub ("bejuco pendulo");  stems sharply angled, winged (the wings 1-2 mm broad), striate, glabrate, reddish-brown when dry.  Leaves coriaceous, oblanceolate or elliptic, 8.5-13.5 x 3-5 cm, basally tapering and broadly cuneate to obtuse, apically obtuse to rounded, glabrous above and short-pilose beneath;  5(-7)-plinerved or nearly pinnate, the midrib conspicuously thickened and raised in the proximal 1/3 to 1/2 and distally impressed above and raised beneath, lateral nerves impressed above and raised beneath, veinlets plane or slightly raised but obscure on both surfaces;  petioles angled, rugose, 5-12 mm long, glabrous.  Inflorescence axillary, solitary, racemose, 4-6-flowered, the rachises, pedicels, bracts, calyces, and corollas shortly white-pilose throughout;  rachis bluntly angled, 18-22 mm long;  floral bracts and bracteoles ovate, acuminate, ca. 3 mm long;  pedicels terete, swollen distally, 18-22 mm long.  Flowers with calyx 10-11 mm long;  hypanthium ± cylindric, basally truncate, 3-5 mm long;  limb campanulate, ca. 6-7 mm long including the lobes;  lobes triangular, acute, ca. 2 mm long;  corolla cylindric, carnose, red at anthesis, ca. 26 mm long, the lobes triangular, acute, ca. 2 mm long;  stamens 10, equal, ca. 20 mm long;  filaments distinct, glabrous, ca. 4 mm long;  anthers ca. 19 mm long including the tubules;  thecae 10-11 mm long.  Fruit not seen.

    Distribution.  Endemic to Colombia and known only from the type collection.  Rare and endangered.