Macleania farinosa Mansfeld, Notizbl. Bot. Gart. Berlin-Dahlem 9: 436.  1925.  Type.  Peru.  Cajamarca:  E of Huancabamba, above Tabacónas, 2400-2500 m, 10 Apr 1912 (fl), Weberbauer 6120 (holotype, B†;  lectotype, designated by Luteyn (1996), NY, photo NY neg. 9987;  isolectotypes, CAS, F, GH, US).  Images:  Habit. Flowers.

        Terrestrial or epiphytic shrub, 2-3 m tall;  stem terete, bluntly angled, striate, glabrous;  mature twigs subterete, complanate and bluntly angled, striate, glabrous, the newly flushing twigs so densely farinose with flattish, translucent, whitish to yellowish-white, brittle hairs as to totally obscure surface.  Leaves thick-coriaceous, bullate, elliptic to ovate-elliptic or obovate, usually broadest above the middle, (3.5-)7-12(-16) x (2-)4.5-8(-11) cm, base rounded and short-attentuate or more usually broadly cuneate-attentuate, apex obtuse to rounded or acute, glabrous above but densely yet loosely short-pilose beneath with flat, crisped, white hairs, glabrate;  pinnately nerved with 2-3 lateral nerves per side, midrib conspicuously thickened and raised in the proximal ca. 2 cm then distally impressed above, conspicuously raised beneath, lateral nerves and reticulate veinlets prominently impressed above and raised beneath;  petiole subterete, strongly rugose, narrowly winged and carinate above, stout, 7-15 mm long, glabrous.  Inflorescence axillary, fasciculate, 4-8-flowered, all parts densely farinose-pubescent with white to whitish-yellow, translucent, brittle  hairs to 0.3 mm long;  rachis none;  floral bract ovate or elliptic, acute, striate, 3-7 x ca. 3 mm, marginally glandular-fimbriate, glabrate;  pedicel subterete, striate, widening distally, 5-10 mm long;  bracteoles medial to apical, ovate, acuminate, 3-4.7 mm long, marginally glandular-fimbriate, glabrate.  Flowers with calyx weakly and obscurely articulate, 6-8 mm long;  hypanthium ± cylindric, 10-ribbed, 3-4 mm long;  limb campanulate, 3-4(-5.5) mm long;  lobes ovate-triangular, acute, 2-3 mm long;  sinuses rounded or acute;  corolla carnose, cylindric, bluntly pentagonal, 11-16 mm long and ca. 4-5 mm diam. when dry (ca 8 mm diam. fresh), bearing scattered glandular fimbriae throughout, pink to rose-red, the lobes spreading, triangular, acute, bistratose, 2-4 mm long;  stamen 10, 8.5-10 mm long;  filaments distinct, 2.5-3 mm long, glabrous, the alternate connectives sometimes somewhat shouldered;  anthers 2.5-9 mm long;  thecae 4-5.5 mm long;  tubules 2, laterally connate for most length, 3-4.5 mm long, dehiscing by clefts ca. 1.8 mm long;  style exserted, to 19 mm long, glabrous.  Berry not seen.

        Distribution.  Southern Ecuador and northern Peru;  montane cloud and rainforest, at 2440-2950 m altitude.  Rare.