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

1. Tainia cordifolia J. D. Hooker, Hooker’s Icon. Pl. 19: ad t. 1861. 1889.

心叶带唇兰 xin ye dai chun lan

Mischobulbum cordifolium (J. D. Hooker) Schlechter; Tainia fauriei Schlechter.

Pseudobulbs ca. 8 cm × 3-4 mm, petiole-like, becoming thinner toward base, often ± enclosed in 2 tubular sheaths. Leaf sessile, abaxially with grayish white stripes, adaxially dirty green with deep green blotches, ovate-cordate, 7-15 × 4-8 cm, fleshy, main veins 3, base cordate, apex acute. Inflorescence erect; peduncle to 25 cm, with 2 or 3 tubular sheaths; rachis ca. 6 cm, 3-5-flowered; floral bracts ca. 7 mm, narrowly lanceolate, acuminate. Flowers large; sepals and petals brown with purplish brown stripes, lip lateral lobes white and spotted with purplish red, mid-lobe yellow, with purple spots along margin, lamellae yellow, column with purplish red spots; pedicel and ovary 1.5-1.8 cm. Sepals similar, lanceolate, ca. 22 × 4-5 mm, 3-veined, acuminate; lateral sepals adnate to column foot forming a broad mentum. Petals lanceolate, ca. 20 × 6-7 mm, 5-veined; lip subovate, 2.5-3 cm, slightly 3-lobed; lateral lobes nearly subovate; mid-lobe reflexed, subtriangular, apex acute; disk with 3 lamellae running from base to apex of mid-lobe; lateral lamellae arcuate. Column ca. 1 cm, broadly winged; foot ca. 1.4 cm. Fl. May-Jul.

Damp places in forests along valleys; 500-1000 m. Fujian, Guangdong, Guangxi, Taiwan, SE Yunnan [Vietnam].


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