广西舌喙兰 guang xi she hui lan

Plants 13-20 cm tall. Tubers ellipsoid, 1.5-2 cm. Stem 1-leaved. Leaf orbicular to suborbicular, 5.5-6 × 5-6 cm, base cordate, apex acute. Inflorescence 11-18 cm, with 3 lanceolate sterile bracts; rachis 5-7 cm, laxly 5-7-flowered; floral bracts ovate or ovate-lanceolate, 7-14 mm, apex long acuminate. Flowers pale red; pedicel and ovary suberect, 14-18 mm. Dorsal sepal ovate-elliptic, 5-7 × ca. 3 mm, 3-veined, apex subacute; lateral sepals ovate-elliptic, slightly oblique, 6-7 × 3-3.5 mm, 3-veined, apex subacute. Petals ovate-triangular, oblique, 5-6 × 2.5-3 mm, 1-veined, margin minutely ciliate, apex acute; lip obovate, 11-12 × 12-13 mm, adaxially finely papillate, base slightly contracted, simple, apex emarginate; spur cylindric-conic, ca. 6 × 3 mm, attenuate, apex subacute, usually downcurved. Column ca. 2 mm; rostellum ligulate, ca. 2 mm. Fl. Aug.

● Forests on limestone substrates; 400-1000 m. S Guangxi, SE Yunnan.