Bulbophyllum henanense J. L. Lu, Bull. Bot. Res., Harbin. 12: 331. 1992.河南卷瓣兰 he nan juan ban lan

Rhizome creeping, slender. Pseudobulbs 4-10 mm apart on rhizome, ovoid, ca. 5 mm, 2-4 mm in diam., ribbed, with a terminal leaf. Leaf shortly petiolate; blade ovate-oblong, 8-12 × 5-8 mm, leathery, apex obtuse or retuse. Scape from base of pseudobulb, ascending, ca. 4 mm; umbel 2-flowered. Flowers small, with yellow sepals and purplish red lip. Dorsal sepal ovate, concave, ca. 3.5 × 2.5 mm, abaxial base and margin villous, apex obtuse; lateral sepals narrowly oblong, ca. 10 × 1.5 mm, base adnate to column foot, twisted near base, their lower edges connate except apices, apex obtuse. Petals obovate-oblong, ca. 2 × 1 mm, margins long ciliate, apex obtuse; lip triangular-lanceolate, ca. 3.5 × 1.5 mm, fleshy, ± conduplicate toward base, base attached to end of column foot, immobile, apex acuminate. Column ca. 1.2 mm, stout, with triangular, enlarged wings at middle; foot ca. 2 mm; stelidia narrow; anther cap nearly subspherical. Fl. May-Jun.

● Tree trunks in forests; 800-1100 m. Henan.