Bulbophyllum gongshanense Z. H. Tsi Bull. Bot. Res., Harbin. 1(1-2): 111. 1981.

贡山卷瓣兰 gong shan juan ban lan

Cirrhopetalum gongshanense (Z. H. Tsi) Garay, Hamer & Siegerist.

Rhizome creeping, ca. 2 mm in diam. Pseudobulbs 5-10 mm apart on rhizome, narrowly ovoid or bottle-shaped, 6-17 mm, ca. 5 mm in diam., with a terminal leaf. Leaf subsessile; blade oblong, 3.7-4.7 × 0.9-1.1 cm, leathery, apex obtuse. Scape from base of pseudobulbs, suberect, 5.5-9.5 cm; umbel often 4- or 5-flowered; peduncle ca. 0.7 mm in diam., sparsely with 3 tubular sheaths ca. 5 mm; floral bracts narrowly lanceolate, 3-4 mm, apex acuminate. Pedicel and ovary ca. 7 mm. Flowers red. Dorsal sepal suboblong, ca. 4.2 × 2 mm, distal margins finely papillate, apex subtruncate and emarginate; lateral sepals oblong, ca. 14 × 3.5 mm, twisted near base, their upper edges connate to each other forming an elliptic synsepal except their apices. Petals subelliptic, ca. 4 × 2 mm, base clawed and ca. 1/3 of its width adnate to column foot, margin entire, apex obtuse-rounded; lip recurved, ligulate, ca. 3 mm, fleshy, ± conduplicate in basal half, base attached to end of column foot by a mobile joint, margins and abaxial surface densely hirsute. Column ca. 1 mm, with wings dilated toward base; foot ca. 3 mm, with free part ca. 2 mm, upcurved; stelidia subulate, ca. 0.8 mm; anther cap subglobose, apex slightly thickened. Fl. Oct.

● Tree trunks in forests; ca. 2000 m. NW Yunnan.