AFRICAN

ORCHIDS

Satyrium brachypetalum A.Rich., Tent. Fl. Abyss. 2: 299 (1850).
Description:

An erect terrestrial herb up to 35 cm tall; tubers 1-5-3 cm long, 0.8-1,5 cm diam., ellipsoid; roots slender, flexuous. Sterile stem up to 7 cm long, 2-5-leaved, the lower 1-3 leaves sheath-like, obtuse, the upper 1-2 up to 15 x 2 6 cm, narrowly oblong to oblanceolate or lanceolate, obtuse to acute. Fertile stem slender to robust, almost covered with + sheath-like leaves; leaves 4-19 x 1.6-3 cm, elliptic to lanceolate above, subacute or acute. Inflorescence 4-5-I5 cm long, narrowly cylindrical, densely many flowered; bracts 12-24 x 3-6 mm, lanceolate, acute or acuminate, soon reflexed. Flowers suberect, dull reddish green to brown or green tinged with cucullate, reflexed at apex; spurs dorsal, 11-14 mm long, tapering to the apex, parallel to the ovary; lateral sepals 3 x I.8 mm broad, obovate, rounded at apex, recurved. Petals 2 x 0-5 mm, oblong-oblanceolate, rounded at the apex, papillose on the margins. Lip 2-2 X 0 7 mm, similar to the petals, oblong, rounded at the apex. Column 4 mm long, curved forwards, with a stalk 2,5 mm long, enclosed within the dorsal sepal; stigma 2 mm broad, terminal, with irregular-erose margins; rostellum 3-fid, truncate, with very short side lobes and a much longer, broadly elliptic spathulate midlobe; anther loculi lying behind the rostellum, saccate, touching the column stalk below.
Habitat:

In montane grassland in association with Disa pulchella,Habenaria lefebureanaan d Habenaria antennifera, and in scrub; 2300-3200 m.
Distribution:

Ethiopia, Yemen