绵枣象牙参(Roscoea scillifolia)

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FOC | Family List | FOC Vol. 24 | Zingiberaceae | Roscoea
5. Roscoea scillifolia (Gagnepain) Cowley, Kew Bull. 36: 765. 1982.
绵枣象牙参 mian zao xiang ya shen

Roscoea capitata Smith var. scillifolia Gagnepain, Bull. Soc. Bot. France 48: lxxiv. 1902; R. yunnanensis Loesener var. scillifolia (Gagnepain) Loesener.

Plants 10--25 cm tall. Leaves 1--5; ligule 2--3 mm; leaf blade lanceolate to linear, 11--21 × 1.5--2 cm, proximal ones sometimes falcate, apex obtuse to acute. Inflorescence with peduncle enclosed by or exserted from leaf sheaths; bracts green, 2.6--5 × 1.2--3 cm, basal one tubular and enclosing inflorescence, soon splitting. Flowers blackish purple, pink, white, or occasionally mauve, opening one at a time. Calyx whitish brown, 1.5--2.1 cm, apex 2(or 3)-toothed. Corolla tube 1.6--3 cm; central lobe elliptic, 1.4--2 cm × 6--10 mm; lateral lobes linear-oblong, 1.1--2 cm × 4--6 mm. Lateral staminodes elliptic to obliquely obovate, 1--1.4 cm × 3--5 mm. Labellum with white lines at throat, obovate, 1.3--2 × 0.8--1.2 cm, scarcely to deeply lobed; lobes sometimes emarginate at apex. Anther white; connective spur 5--6 mm. Ovary 1--1.5 cm × 3--4 mm, 3-angled. Seeds ellipsoid to 3-angled. Fl. Jun--Aug.

* Moist open mountain pastures; 2700--3400 m. Yunnan.



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