Geissorhiza cataractarum Goldblatt

Plants 100-200(-300) mm high, often trailing. Corm ± ovoid, symmetric, 4-5 mm diam.; tunics light brown, firm to soft membranous, not normally accumulating. Stem suberect or trailing, unbranched. Leaves 3, lower 2 basal, up to 300 mm long, arching outward, trailing distally, linear, 1.0-1.5 mm wide, margins and main vein enlarged, thus 2-grooved on each surface, uppermost leaf inserted on lower 1/3 of stem, short, partly sheathing. Spike 1-to 5-flowered; bracts 6-9 mm long, membranous above. Flowers actinomorphic, rotate, pale blue-mauve, white in throat; perianth tube ± funnel-shaped, 4-6 mm long; tepals elliptic, 14-20 x 6-8 mm. Filaments erect, equal, ± 10 mm long; anthers 3(-4) mm long, white. Style dividing opposite upper 1/3 of anthers, branches ± 3 mm long.