Cavendishia mariae Luteyn, Brittonia 33: 374, fig. 1A-D.  1981.  Type.   Colombia.  Nariño:  Altaquer-Junín road, 13-15 km W of Altaquer, 1250 m, 26 Feb 1979 (fl), Luteyn & Lebrón-Luteyn 6867 (holotype: COL;  isotypes: AAU, E, MO, NY, U, US).  Image:  Line-drawing.

        Terrestrial or epiphytic shrub with branches to 2 m tall;  stem glabrous;  twigs complanate, cinereous.  Leaves subcoriaceous, elliptic, oblong-elliptic or ovate-elliptic, 6-16 x 2.5-6 cm, base rounded, apex abruptly caudate-acuminate with acumen to 3 cm long, glandular-fimbriate and short-pilose (especially along nerves) on both surfaces;  5-7(-9)-plinerved from base, midrib and lateral nerves slightly impressed above and conspicuously raised beneath, reticulate veinlets inconspicuous but raised on both surfaces;  petiole 5-8 mm long, short-pilose or hispid.  Inflorescence 15-flowered, the flowers restricted to distal 1/5 of inflorescence;  rachis 5-7 cm long, densely short-pilose with white hairs 0.2-0.3 mm long;  floral bracts: those of proximal 3/5 of inflorescence caducous causing it to appear pedunculate, those of next distal 1/5 usually and usually emarginate, densely short-pilose on both surfaces, grass-green becoming pink at base and red distally;  pedicel ca. 0.5 mm long, densely short-pilose;  bracteoles lacking.  Flowers with calyx ca. 9-9.5 mm long, densely short-pilose;  hypanthium cylindric to obconic, 2.5-3 mm long, basally truncate and with a fringe of glandular fimbriae;  limb cylindric or slightly spreading, weakly striate, 6-6.5 mm long;  lobes triangular, acute, ca. 2.5 mm long, marginally glandular-fimbriate, cream-colored;  sinuses rounded;  corolla cylindric, 30-35 mm long, short-pilose in distal 3/4, nearly glabrous in proximal 1/4, inconspicuously glandular-fimbriate, the lobes triangular, ca. 1 mm long;  stamen alternately ca. 13.8 mm and 15.6 mm long;  filaments distinct (lightly coherent prior to anthesis), alternately ca. 3 mm and 5.6 mm long, glabrous;  anthers alternately ca. 11.5 mm and 10.4 mm long;  thecae slightly granular, ca. 4 mm long;  tubules dehiscing by clefts ca. 2.5 mm long;  style 30-36 mm long.  Berry not seen.

        Distribution (Map).  Colombia and Ecuador;  in wet forest at 250-1250 m altitude. Rare and endangered.