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Description:
Plants 30–80(–120) mm high. Corm globose, symmetric, 5–6 mm diam.; tunics blackish, imbricate, notched into regular segments below. Stem flexed above sheath of uppermost leaf and at base of spike, occasionally with 1 branch from base. Leaves 3, lower 2 basal, uppermost basal or inserted shortly above ground, longer or shorter than lower leaves, blades, linear, ± as long as spike, ± 1 mm wide, margins and main vein thickened, thus 2-grooved on each surface, uppermost leaf sheathing lower 2/3 of stem, sheath ribbed and slightly inflated. Spike flexuose, inclined, 2–6-flowered; bracts green, upper margins often red, becoming dry and brownish from the apex with age, 4–5 mm long, inner ± as long as outer. Flowers actinomorphic, rotate, white, outer tepals flushed light to dark purple outside; perianth tube funnel-shaped, ± l mm long, enclosed in bracts; tepals elliptic, 7–8 × ± 2.5 mm. Filaments erect, equal, 2–3 mm long; anthers 2–3 mm long, pale yellow. Style dividing shortly beyond apex of anthers, branches ±1.5 mm long. Flowering time: September to early October.
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