Country of Origin: Eritrea to S. Africa, Socotra, Arabian Pen.
Habitat: sandy soils in hot, dry areas of woodland or riverine fringes
Description: Robust terrestrial with large pseudobulbs mostly above ground. Leaves 2-4, grey-green, stiffly succulent with serrated margins, somewhat folded along their length. Inflorescences up to 2.5 m tall, branched, laxly many-flowered. Petals erect and sepals overlying the column, all green, heavily tinged with purple-brown and curled back at the apex. Lip 3-lobed; sidelobes greenish with purple veining; mid-lobe white with purple lamellae. Spur 6 mm, cylindric.1
Culture: Well-drained pots with cactus/succulent potting mix and given ample light through the winter and a drier winter resting period.