Pseudostems 1.2--2 m. Leaves sessile; ligule 1.8--3.8 cm, densely villous; leaf blade elliptic-lanceolate or oblong-lanceolate, 6--65 × 3--18 cm, adaxially glabrous, abaxially villous, base rounded or cuneate, apex caudate. Spikes cylindic, 26--50 × 16--23 cm; rachis densely villous; bracts narrowly ovate, 4.5--5.5 × 1.5--2 cm, (2--)6(--8)-flowered; bracteoles 1.5--3.5 cm. Calyx 4.4--4.8 cm. Corolla tube white, 5.2--6 cm; lobes green, linear, 3.5--4.2 cm. Lateral staminodes white, 2.5--3 cm. Labellum white, yellowish at base and center, orbicular, 2--2.2 × 1.8--2 cm, apex 2-lobed. Filament white, 5.8--6.8 cm; anther white, 1--1.5 cm. Ovary 4--5 cm, densely villous. Capsule long ovoid, 2.5--4 cm, obtusely 3-angled, villous. Seeds red. Fl. Sep.
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