Pseudostems 50--60 cm. Ligule orbicular, 2-cleft, ca. 3 mm, margin ciliate; petiole 5--7 mm; leaf blade deep green, elliptic or ovate-elliptic, 10--15 × 5--8 cm, leathery, glabrous, apex acuminate, with caudate tip ca. 1 cm. Spikes ca. 4 cm; bracts densely imbricate, lanceolate, 1--1.5 cm, 2-flowered, persistent; bracteoles pale green, ovate, ca. 1.2 cm, densely pilose. Calyx ca. 1 cm, densely pilose, apex 3-toothed. Corolla tube white, ca. 1.2 cm; lobes oblong, central one ca. 8 × 4 mm, puberulent, margin ciliate, apex slightly concave, lateral ones narrower. Lateral staminodes oblong, ca. 3.5 mm. Labellum pale green with red stripes, oblong, ca. 1 cm × 7 mm, apex emarginate. Filament ca. 5 mm; anther ca. 3 mm; connective appendage absent. Capsule ovoid, ca. 1 cm. Fl. and fr. Jun--Aug. 2 n = 48*.
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