Hancockia uniflora Rolfe J. Linn. Soc., Bot. 36: 20. 1903.

滇兰 dian lan

Chrysoglossella japonica Hatusima; Hancockia japonica (Hatusima) Maekawa.

Pseudobulbs loosely arranged on rhizome, borne ca. 2 cm apart from each other, narrowly cylindric, 1-1.5 cm × 1.5-2.5 mm. Petiole ca. 5 mm; leaf blade elliptic-ovate or ovate-lanceolate, 5-7.5 × 2-3.3 cm, papery, base subrounded, apex acute. Inflorescence ca. 2 cm, base with membranous tubular sheaths, terminating in a flower; floral bracts cymbiform, ca. 2 cm. Flower pink; pedicel and ovary 2.5-3 cm. Sepals similar, free, slightly connivent, linear or narrowly oblong, ca. 20 × 3 mm, 3-veined, apex acuminate. Petals similar to sepals, ca. 20 × 3-4 mm, 3-veined, apex acuminate; lip elliptic-oblong, ca. 1.7 cm, 3-lobed; lateral lobes ovate-triangular; mid-lobe subreniform, apex obtuse; disk with 3 longitudinal ridges; spur ca. 2.2 cm, apex obtuse. Column ca. 1.5 cm. Fl. Jul.

Damp places in forests or along valleys; 1300-1600 m. S and SE Yunnan [Japan (Ryukyu Islands), N Vietnam].