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FOC | Family List | FOC Vol. 25 | Orchidaceae | Liparis

1. Liparis cordifolia J. D. Hooker, Hooker’s Icon. Pl. 19: ad t. 1811. 1889.

心叶羊耳蒜 xin ye yang er suan

Leptorkis cordifolia (J. D. Hooker) Kuntze; Liparis argentopunctata Averyanov; L. keitaoensis Hayata.

Herbs, terrestrial or lithophytic. Pseudobulbs clustered, ovoid, somewhat flattened, 2-3 cm × 5-12 mm, ± enclosed by white membranous sheaths. Leaf 1; petiole 2-3 cm, sheathlike, amplexicaul, not articulate; blade green or occasionally white spotted, ovate to cordate, (3-)6-10(-17) × (2-)3.5-8(-14.5) cm, membranous or herbaceous, base cordate and decurrent to petiole, apex acuminate. Inflorescence 6-12(-25) cm; peduncle slightly compressed, with narrow wings on both sides; rachis often more than 10-flowered; floral bracts deltoid-lanceolate, usually 0.5-1 mm. Flowers green or pale green, often densely arranged; pedicel and ovary 6-10 mm. Sepals linear-lanceolate or sublinear, 6-7 × ca. 1.8 mm, 3-veined, midvein rather conspicuous, margin revolute, apex obtuse or acute. Petals filiform or narrowly linear, 6-7 × ca. 0.5 mm, 1-veined; lip obovate-triangular, 6-7 × ca. 6 mm, narrowed toward base, with a hollow near base and above hollow a pair of inconspicuous calli, midvein thickened and ± raised, margin ± undulate and apically erose-denticulate, apex truncate and mucronate. Column curved, 4-5 mm, upper part with broad wings, base dilated and thick; wings subquadrate, one side ca. 1 mm wide. Fl. Oct-Dec. 2n = 20.

Humus-rich soil in forests, soil-covered crevices or forks of trees; 1000-2000 m. Guangxi, Taiwan, SE Xizang, SE Yunnan [Bhutan, N India, Nepal, Vietnam].


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