Perennial herb. Tuber 50-90 mm in diameter and up to 30 mm thick. Stem single, upright, 30-50 mm long, up to 3 mm in diameter at base, very hirsute, light green, internodes 3-4 mm apart. Leaves arranged on opposite sides of the stem, linear 50-70 mm x 6 mm, sharply V-shaped in the horizontal plane whereas the lamina is usually curved gracefully downwards. Sets of alternate leaves lie above the previous set, forming a distinctive leaf orientation, very hirsute on upper and lower surfaces, hairs being up to 2 mm in length and white, margin entire, both surfaces light greyish green. Petiole cannot be distinguished from the leaf. Flowers borne in pairs at the nodes axillary on opposite sides of the stem. Bracts 2 mm long, linear. Pedicels 5-6 mm long and 1 mm in diameter, very hirsute. Calyx lobes 4 mm long, green, linear-lanceolate and very hirsute. Corolla 10-13 mm long, lobes 10-13 x 1 mm, greenish yellow outside, hirsute; inside purplish brown, forming a cage with tips joined; bulb 5-6 mm diameter and flat with margin reflexed, purplish brown with a few whitish hairs present. Corona 2 mm in diameter and 1.5 mm high, black. Outer corona appendages black, forming the outer wall of the nectar pouch and then sets of two thin bifid reflexed lobes which overlap the adjacent sets on each side. Inner corona appendages black, lying on top of the staminal column and enclosing the backs of the anthers. Seed follicles two, upright, light green 60-70 mm x 34 mm, surface smooth. Seed greyish 5-6 x 34 mm tufted with 20 mm long hairs, 20-30 seeds per follicle.
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