Plants 700-1500 mm high. Corm subglobose, 40-60 mm diam.; tunics coarsely netted. Stem erect, usually simple. Leaves 4 to 6, lower 3 or more basal, 1/2-2/3 as long as stem, lanceolate, (30-)50-90 mm wide, bright glossy green, midrib hardly and margins lightly thickened and hyaline, uppermost leaf partly or entirely sheathing; bract-like cauline leaves several, decreasing in size above. Spike 15-to 25-flowered; bracts becoming dry and brown above, 15-30 mm long, clasping stem in lower 1/2, inner 2/3 to ± as long, forked apically for up to 2 mm. Flowers zygomorphic, dull red to maroon; perianth tube with lower part 15-25 mm long, emerging from bracts, upper part horizontal and nearly cylindric, 18-20(-24) mm long, 5-6 mm diam. in middle; tepals spreading outward, lanceolate, 20-30 x 4.5-8.0 mm. Filaments unilateral and arcuate, 28-35 mm long, exserted up to 10 mm from tube; anthers 7-10 mm long, dark violet. Style arching over stamens, dividing near or just beyond anther apices, branches 6-8 mm long. Capsules oblong-fusiform, 14-20 mm long. Seeds angular, up to 4 x 2 mm.
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Cormous herb, up to 1.5 m high. Leaves broad, 50-90 mm wide, little thickened and hyaline on midrib and margins. Perianth tube with lower part 15-25 mm long, upper part 18-20 mm long, 5-6 mm wide. Flowers maroon-red.
A herb. It grows 1.5 m high. The leaves are 1 m long and 9 cm wide. The edges are slightly thickened. The flower spike is 70 cm long. The flowers are well spaced. The flowers are red.
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