Leaves 20–55 cm × 3–10 mm. Scape 10–60 cm, smooth except sometimes scabrous near base. Flowers: perianth lilac, bluish purple, pink, or reddish purple, 27–45 mm, tube strongly attenuate with slender base, 17–25 mm, hyaline vescicles present in tube, lobes abruptly spreading, 10–20 mm, shorter than tube; stamens attached at 1 level, equal; filaments triangular, widened toward base, 3–4 mm, apical appendages absent; anthers bluish, 3.5–4.5 mm; ovary 1/4–1/3 length of stipe; pedicel 2–9 cm. 2n = 16.
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