Plants mostly 100-250 mm high. Corm ovoid, ± 6 mm diam.; tunics woody, concentric. Stem unbranched, usually sparsely hairy, with minute, scale-like bract in upper 1/3. Foliage leaves 3, lower 2 linear to narrowly sword-shaped, plane or with main vein and margins raised, or oval in cross section and ribbed, 1-4 mm wide, hairy to minutely ciliate, cilia horizontal on edges of ribs or margins, margins sometimes slightly winged, upper leaf partly sheathing lower half of stem, usually ribbed. Spike (2)3-to 5-flowered, bracts subequal, 8-10 mm long, outer green or becoming ± pale and membranous, inner membranous with 2 green keels, forked at apex or entire. Flowers ± salver-shaped, either diurnal and blue or deep pink (rarely white), with darker veins outside OR crepuscular and white to pale pink to lilac with outer tepals dark outside, unscented or with acrid, sour odour; perianth tube 6-8 mm long; tepals 9-16 x 2-5 mm, inner slightly shorter and wider than outer. Filaments 2.0-2.5 mm long; anthers (4)5-7 mm long, horizontal or ascending, pale yellow or white; pollen yellow to white. Style branches ultimately spreading, 5-9(11) mm long, reaching to middle to upper 1/3 of anthers, sometimes exceeding them, ± white, rarely purple. Capsules ± globose, 5-6 x 4-5 mm. Seeds angular, ± 1 mm long.
More
Cormous geophyte, 100-300 mm tall, corm ovoid, tunics concentric. Leaves sword-shaped to linear, uppermost leaf sheathing the stem, hairy. Flowers 3-8 per spike, pink to purple [or white elsewhere], tepals spreading, exceeding perianth tube, open in the morning and unscented.
Cormous geophyte, 10-30 cm, corm rounded. Leaves pilose, the lower 2 linear or sword-shaped, the third leaf sheathing stem. Flowers white, open in the evening or blue to purple and open in the day.