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

1. Anoectochilus pingbianensis K. Y. Lang, Acta Phytotax. Sin. 34: 556. 1996.

屏边金线兰 ping bian jin xian lan

Plants 15-18 cm tall. Stem erect or ascending, 3-4 mm in diam., 4- or 5-leaved. Leaves abaxially pale green or pale red, adaxially dark green with gold venation, ovate, slightly oblique, 3-4.5 × 2-3 cm, apex acute; petiole-like base and tubular sheath 1.5-2 cm. Peduncle ca. 9 cm, with 2 or 3 pale red sheathing sterile bracts; rachis ca. 4 cm, few to 8-flowered; floral bracts ovate-lanceolate, 10-13 mm, ca. as long as ovary, outer surface pubescent, apex acuminate. Flowers resupinate; ovary and pedicel twisted, cylindric-fusiform, 10-12 mm, densely pubescent. Sepals pink, outer surface pubescent, 1-veined; dorsal sepal ovate, cymbiform, ca. 6 × 4 mm, apex acute; lateral sepals spreading, oblong, slightly oblique, ca. 8 × 3.5 mm, apex acute. Petals white, ovate, slightly oblique, ca. 6 × 2 mm, 1-veined, apex acute; lip white, T-shaped, ca. 9 mm; hypochile ca. 2 mm; mesochile ca. 2.8 mm; flanges laciniate, composed of 5 or 6 narrow filaments; epichile transversely dilated, broader than long, 2-lobed; lobes diverging at right angles to axis of lip, narrowly oblong, entire, ca. 5.5 × 1.2 mm, apex obtuse; spur conic, ca. 3 mm, mouth ca. 2 mm in diam., apex obtuse, containing 2 narrowly elliptic, fleshy, stalked calli near entrance. Column ovoid, ca. 2.8 mm, with 2 lamellate wings; stigma lobes suborbicular. Fl. Oct.

● Shaded humid places in forests; ca. 1500 m. SE Yunnan.


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