Epiphytic shrub with branches to 3 m;  mature branches terete to subterete, short-puberulent or glabrate, striate, reddish- to blackish-brown when dry;  bark thin, cracking longitudinally;  immature branches and twigs of new growth subterete, bluntly angled, densely puberulent.  Leaves coriaceous, obovate, oblong-elliptic, or elliptic, 1-2(-3) x 0.5-1.5 cm, basally cuneate and attentuate, apically rounded and slightly emarginate, marginally entire or remotely crenate distally, scattered hairs on midrib adaxially;  obscurely 5-plinerved, all nerves slightly raised on both surfaces;  petioles subterete, channeled adaxially, somewhat winged, 1-3 mm long, densely short-puberulent.  Inflorescences axillary, 1-2-flowered, subtended by 3-5, ovate, ciliate and fimbriate margined bracts, 1-1.5 x 0.5-1 mm, not clearly differentiated into inflorescence bracts, floral bracts, or bracteoles;  pedicels subterete to bluntly angled, slightly thickening and oblique distally, glabrous 5-9(-13) mm long and 1 mm in diam., with few cartilaginous teeth distally.  Flowers with calyx glabrous, 3-4.5 mm long, constricted at the base of the limb, obprismatic, 5-winged, opposite the sinuses;  hypanthium nonapophysate, 1.5-2.5 mm long;  limb campanulate, 1.5-2 mm long including the lobes;  lobes triangular, acute, ca. 0.5 mm long;  sinuses rounded to flat;  corolla cylindric, narrowed to the throat, carnose when fresh, slightly 5-angled, (14-)16-20(-25) mm long and 3-6 mm in diam., glabrous without but with scattered, short, glandular-fimbriae, crimson when fresh, the lobes triangular or oblong, obtuse, to 3 mm long, throat and lobes densely white pubescent within;  stamens equal, 14-19 mm long;  filaments distinct, 3-5 mm long, glabrous, white;  anthers including tubules 11-16.5 mm long, yellow, dehiscing by lateral slits 3.5-4 mm long;  thecae 2.5-4 mm long;  style thin, glabrous, 19-23 mm long, exserted prior to anthesis;  stigma truncate.  Berry spherical, 8-10 mm in diam., dark blue-black.

    Distribution.  Endemic to Costa Rica.