AFRICAN

ORCHIDS

Thulinia albolutea P.J.Cribb, Kew Bull. 40: 401 (1985).
Description:

An herbaceous plant up to 20 cm tall arising from a basal tuber. Stem erect, slender, about 8 cm long, about 7-leaved. Leaves suberect to arcuate, narrowly lanceolate, acuminate, somewhat sheathing at the base, to 6-5 x 0-7 cm. Inflorescence erect, about 9 cm long; few-flowered; peduncle and rhachis slender, wiry; bracts lanceolate, acuminate, up to 9 mm long. Flowers white with a yellow mark on the lip, ascending. Dorsal sepal elliptic, rounded at apex, 6 x 3-5 mm; lateral sepals oblong-elliptic, obtuse, 6-5 x 3-5 mm. Petals ovate-elliptic, rounded at apex, 5-5 x 3-5 mm. Lip flabellate, deeply emarginate at apex, mucronate in apical sinus, 1-2 x 0-8 cm, with erose margins; spur at base of lip cylindrical, united for entire length to ovary, 4-5 mm long; callus tapering from base to apex of lip, verruculose. Column erect, 3 mm high
Habitat:

Amongst grasses with Protea and Marattia prominent nearby, on steep rocky slope near summit of mountain.
Distribution:

Tanzania (Nguru Mts.)