Leaves 10-70 cm long, 5-10 mm wide, dark green to slightly glaucous. Scape 20-100 cm long, exceeding leaves. Spathes narrowly lanceolate, subequal, 4-8 cm long, 6-12 mm wide, green, glabrous, prominently veined. Flowers white. Sepals broadly oblanceolate, tapered into claw, entire, slightly concave, 2.5-3.5 cm long, 1.5-2.2 cm wide. Petals narrowly oblong, obtuse to retuse, 2-2.5 cm long, usually purple-tinged or finely purple-veined, often yellow toward apex. Fertile filaments 4-8 mm long; anthers 2-3 mm long; staminode 2-4 mm long. Ovary 1.5-2 cm long; style 1.2-1.5 cm long. Capsules cylindrical to clavate, triquetrous, 2-2.5 cm long, c. 7 mm wide. Seeds orbicular, c. 3 mm diam., brown.
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