红冠姜 hong guan jiang

Amomum roseum Roxburgh, Pl. Coromandel 2: 15. 1800.

Pseudostems ca. 1.5 m. Leaves sessile; ligule 2-lobed, to 3.5 cm, membranous; leaf blade oblong or oblong-lanceolate, ca. 30 × 3--5 cm, adaxially glabrous, abaxially villous. Inflorescences arising from rhizomes, ellipsoid, ca. 6 cm, very dense; peduncle very short; bracts red, 3.5--4.5 cm, outer ones broadly ovate, inner ones ovate-lanceolate. Calyx green, ca. 1.5 cm. Corolla tube white, ca. 2 cm; lobes pale red, lanceolate. Labellum white, oblong-cuneate, shorter than corolla lobes, margin recurved, crisped; lateral lobes yellow, orbicular, very small. Stamen arching over and equaling labellum; anther equaling connective appendage. Fl. autumn. 2 n = 22.

Moist places of forests; ca. 900 m. SW Yunnan [India, Myanmar, Thailand].