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Datasheet for Cheilocostus oblongus

Plant Datasheet for Cheilocostus oblongus

BOTANICAL NAME: Cheilocostus oblongus
FORMAL SCIENTIFIC NAME: Costus oblongus S.Q.Tong
STATUS :Accepted

This species is described in the Flora of China. I do not have any other information on it.

Costus oblongus S. Q. Tong, Acta Phytotax. Sin. 27: 291. 1989.
????? chang yuan bi qiao jiang
Stems 1.8–3 m. Leaf sheaths green, apex densely white pubescent and white long ciliate; leaf blade subsessile, elliptic or lanceolate-elliptic, 18–33 × 6–14 cm, adaxially glabrous, abaxially densely villous, base rounded or cuneate, apex acumi-nate. Inflorescences terminal, ovoid or broadly so, 4–13 × 3–9 cm; bracts bright red, oblong, 2.8–4 × 1.2–1.6 cm, densely vill-ous, apex breaking into fibers when old; bracteoles pink, nar-rowly oblong, plicate, ca. 3.2 cm. Calyx pink, ca. 2 cm, densely pubescent, apex 3-toothed; teeth acute and ciliate at apex. Co-rolla tube white, ca. 1 cm; lobes subequal, central one elliptic, ca. 4.5 × 2.2 cm, apex red spotted. Labellum white, trumpet-shaped, 5–6 cm in diam., margin crisped. Stamen elliptic, ca. 4.5 × 1.5 cm; anther narrowly elliptic, inserted distally on sta-men. Ovary red, densely white hairy. Fl. Aug.• Forest margins; ca. 1200 m. S Xizang, W Yunnan.

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