Androcorys oxysepalus K. Y. Lang, Guihaia. 16: 106. 1996.尖萼兜蕊兰 jian e dou rui lan

Plants 6-7 cm tall. Tuber globose, ca. 5 mm in diam. Stem erect or ascending, slender, with 2 tubular sheaths and 1 leaf at base. Leaf elliptic to oblong, 1.5-1.7 × 0.8-0.9 cm, apex obtuse. Rachis 1.8-2 cm, 6- or 7-flowered; floral bracts broadly ovate, ca. 0.8 mm, much shorter than ovary, apex acute. Flowers green, small; ovary and pedicel ca. 3 mm. Dorsal sepal erect, broadly ovate, concave, ca. 1.6 × 1.2 mm, 1-veined, margin denticulate, apex acuminate; lateral sepals spreading, narrowly oblong-lanceolate, ca. 3 × 1 mm, 1-veined, margin denticulate, apex acuminate and thickened. Petals erect, obliquely oblong-lanceolate, concave, ca. 2 × 0.8 mm, 1-veined, entire, apex obtuse; lip pendulous, linear-lanceolate, ca. 1.5 mm, fleshy, base dilated and ca. 0.6 mm wide, apex obtuse; connective broad. Fl. Aug.

● Abies forests; ca. 3900 m. NW Yunnan.