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Family:

Ericaceae (Magnoliophyta)

Primary Citation:

Brittonia 32: 196. 1980

Accepted Name:

This name is currently accepted.

Type Specimens:

Specimen 1: Isotype -- J. L. Luteyn

Description:

Description: Terrestrial shrub to 2 m tall; mature branches terete, glabrate, orangish-brown; twigs terete, muricate, hirsute with hairs 1.5-2 mm long, glaucous. Leaves elliptic to ovate-elliptic, 6-10 x 2.5-5 cm, basally rounded, apically abruptly short caudate-acuminate, margin somewhat revolute, glabrous above but densely strigose beneath; 3(-5)-plinerved from base, midrib and lateral nerves impressed above and raised but inconspicuous beneath, reticulate veinlets impressed and inconspicuous above and obscure beneath; petioles terete, rugose, hirsute, 4-5 mm long and 1.5-2.5 mm in diam. Inflorescence ca. 20-25-flowered, encircled at base by numerous oblong to obovate bracts 30-55 x 20-40 mm; rachis terete, somewhat fusiform, glabrous, 2-2.5 cm long and 4.5-5 mm in diam. in midportion (ca. 3 mm in basal diam.); floral bracts oblong to oblong-obovate, 50-55 x 23-26 mm, basally truncate, apically rounded, glabrous, bright glossy orangish-red when fresh; pedicels subterete, striate, glabrous, 14-15 mm long and 3.5-4 mm in diam., provided with few short-stipitate to sessile spherical glands 0.1 mm in diam. at distal tip; bracteoles oblong, obtuse, somewhat cucullate, ca. 3 x 1.5 mm, glabrous but marginally provided on each side with several subspherical or oblong callose, sessile glands to 0.75 mm long. Flowers: calyx glabrous, ca. 7 mm long, greenish-white when fresh; hypanthium subcylindric, rugose, coarsely 10-ribbed, 4-4.5 mm long, basally apophysate; limb campanulate, rugose, 2.5-3 mm long; lobes triangular, acute, 1-1.5 x 3 mm, marginally with an oblong, callose gland ca. 1.5 mm long along each side but these not contiguous at tip; sinuses rounded; corolla cylindric but abruptly and sharply constricted at throat, glabrous, 38 mm long and 9 m in diam. (ca. 4.5 mm in diam. at throat), when fresh the lower half white grading through a very dark purple in upper half with throat white, lobes deltoid obtuse spreading at anthesis, 1 x 3 mm, white with purple margins when fresh; stamens 34-35 mm long; filaments with the shorter one densely short-pilose along inner surface of distal half, the longer one moderately pilose on the medial inner surface, alternately 3.5-4 mm and 9.5-10 mm long; anthers alternately ca. 33 mm and 25-27 mm long; thecae alternately ca. 16 mm and 12.5 mm long; tubules golden-yellow tinged with purple when fresh; style 37 mm long. Berry not seen.

Distribution: Endemic to Colombia and known only from the type collection, which was growing in a disturbed cloud forest along steep slopes.

Conservation Status: Rare and endangered.

Type: Colombia. Chocó: Ansermanuevo-San José del Palmar road, km 65-67, 1850-1975 m, 19 Apr 1979 (fl), Luteyn et al. 7302 (holotype, COL, photo NY neg. 10859; isotype, NY).

Flora and Monograph Treatment(s):

Cavendishia erythrostegia Luteyn: [Article] Luteyn, James L. 1983. Ericaceae--part I. Cavendishia. Fl. Neotrop. Monogr. 35: 1-290.