Japan Flora: Terrestrial, red-brown when dry; stems erect from a short-creeping base, 10-15 cm. long, 2- to 5-leaved near the base, glabrous toward the base, short-pilose on the upper part; leaves obovate or ovate, about 3 cm. long, 1.5 cm. wide, acute, glabrous, rounded at base, the petioles about 2 cm. long, sheathing at base; inflorescence about 10 cm. long, loosely 6- to 10-flowered; bracts 1-nerved, membranous, ciliate, as long as the ovary; median sepal broadly ovate, acute, about 3 mm. long, the lateral sepals oblique-oblong; petals subovate, obtuse; lip cucullate-ovate, as long as the sepals, with 2 callose protuberances within; column with 2 winglike ridges within. Sept. Woods in mountains;

Kyushu (s. distr., incl. Yakushima); rare.