Rhizome large. Stems to 2 m high. Leaves 20-45 × 10-15 cm, lanceolate to oblong-lanceolate, acuminate, shortly petiolate or almost sessile; ligule c. 1.5 cm long. Inflorescence 25-45 cm long, open, with narrow, not over-lapping bracts. Flowers pale lemon-yellow with conspicuous red stamen, fragrant; each green tapering bract, 3-6 × c. 1.5 cm, closely enveloping 2 flowers, concealing the calyx and most of the corolla-tube, inner bracts membranous. Calyx c. long, split on one side, 3-toothed and hairy at apex. Corolla-tube c. 5 cm long, lobes c 3.5 cm long, narrow-linear, acuminate, reflexed. Lateral petaloid staminodia c 2.5 × 0.5 cm, oblong. Labellum strongly bilobed at apex, narrowed at base, 2.5 cm long, 1.5 cm wide above. Staminal-filament 5 cm long, bright red, curved; anther < 1 cm long. Stigma brush-like, protruding beyond tip of anther. Capsule 1.5-1.8 cm long, 3-valved, orange inside. Seeds numerous, bright scarlet, 6 × 4 mm shining, with remains of red aril at base.
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A ginger family herb. It grows 2.4 m tall. The rhizomes are large. The leaves are long and bright green and clasp the stem. They are 20-50 cm long and 10-20 cm wide. It has an attractive flower. It is pale yellow and red and has a scent. The flower spikes are 15-45 cm long.
Plant to c. 2 m tall. Leaves lanceolate, acuminate, to 40 cm long and 15 cm wide. Inflorescence 25–35 cm long, 15–20 cm wide; bracts narrow, not imbricate, each subtending 1 or 2 flowers. Flowers yellow. Labellum yellow. Filament bright red.
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