Stems 2--3 cm. Leaf sheaths green, white sericeous; leaf blade subsessile, ovate or elliptic, 24--30 × 6--9 cm, adaxially glabrescent, abaxially densely sericeous, base cuneate or rounded, apex shortly acuminate. Inflorescences terminal, broadly ovoid, ca. 6 × 5 cm; bracts imbricate, green, ovate or broadly so, 3.5--4 × 1.8--2.4 cm, leathery, margin membranous, apex brown, sharply pointed; bracteoles ovate, ca. 2.5 cm. Calyx green, ca. 2 cm, leathery, apex 3-lobed; lobes deltoid, golden, rigid, and glabrescent at apex. Corolla tube white, ca. 1 cm; lobes pink, central one elliptic, ca. 6 × 3.2 cm, lateral one ovate. Labellum pink, trumpet-shaped, 5--5.5 cm in diam., margin crisped. Stamen oblong, ca. 5 × 1.8 cm, glabrescent with pubescent abaxial part. Ovary green, glabrescent. Fl. Jun.
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