Gaultheria purpurascens Kunth in Humboldt, Bonpland & Kunth, Nov. gen. sp.3: 882. 1819. Brossaea purpurascens (Kunth) O. Kuntze, Rev. gen. pl. 2: 388. 1891. Pernettya purpurascens (Kunth) A. C. Smith, J. Washington Acad. Sci. 4(3): 206. 1953. Type. Colombia. Cundinamarca: Páramo de Cruz Verde above Bogotá, Oct l802 (fr), Humboldt s.n. (holotype, P-H & B, photo NY neg. s.n.; isotypes, B destroyed WW II, photo F neg. 4759, HAL, P).Low-growing shrub to 10 cm tall with branches decumbent or semiprostrate and rooting, bisexual; twigs subterete, laxly grayish-white puberulent and densely hirsute-setulose with basally swollen, straight, multicellular, eglandular, hairs 1-3.2 mm long which are purplish or reddish-brown becoming grayish. Leaves subcoriaceous, broadly to narrowly elliptic or oblong-elliptic, (6-)10-17 x (4-)5-8(-9) mm, base rounded to cuneate, apex acute, margin somewhat thickened and revolute, distally crenate-serrulate with 10-15 indistinct teeth per side these each bristle-tipped with multicellular hairs (as on twigs) to 3 mm long, densely hirsute-setose on both surfaces as twigs, drying olive-green above and purplish-brown beneath; midrib plane to slightly impressed above, raised and prominent beneath, secondary veins impressed above and raised beneath but obscure; petiole 1-2 mm long, hirsute-setose as twigs. Flowers with pedicels (3-)6-9 mm long, puberulent and setose with crisped hairs, glabrate; bracts 4-6 near base of the pedicel and 1-3 scattered nearly to the apex, narrowly to broadly ovate, 1.5-2 mm long, margin ciliate; calyx lobes (4-)5, ovate, 2.5-3 mm long, acute to acuminate, glabrous but margin setulose along entire length with reddish hairs and distally white ciliate; corolla urceolate, (4-)5-6 x 5-6 mm, white or pinkish becoming reddish, lobes (4-)5, ca. 1-1.3 mm long; stamens (8-)10, filaments glabrous, ca. 2 mm long; ovary globose, glabrous, minutely wrinkled. Berry subglobose, 8-9 mm in diam., glabrous, dark blue-black when mature.
Distribution (Map). Endemic to Colombia (Dept. of Cundinamarca), and found in páramo and subpáramo, often with mosses along wet depressions, at elevations of 3150-3700 m; extremely rare. Flowering: Aug-Jan; fruiting: Aug-Apr, Dec. Rare and endangered.
Cultivated: E (?).