Storage roots enlarged 1–2(–4) cm from corms, (1.5–)2–5 cm. Leaves: basal 3–15, 8–40 cm × 0.5–9 mm, blade very narrowly linear to narrowly linear, margins denticulate, ciliate; cauline 0–3, (0.5–)1–9(–13) cm, blade long-acuminate in most specimens, the proximal not exceeding next node. Inflorescences 1–2, 0–1(–3)-branched, 20–60(–84) cm, wholly glabrous or scabrescent toward base. Flowers facing upward or away from scape; tepals elliptic, (7.5–)9–15 mm, outer 2–4 mm wide, inner 4–8.5 mm wide; filaments inserted in open pits, narrowly cylindric to narrowly clavate, 4–8.5 mm; anthers distinct, versatile, 1.5–3.5 mm; ovary 2–5 mm. Capsules broadly oblong to oblong, 7–16 × 3–6 mm. 2n = 16, 32, 48.
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