Japan Flora: Roots somewhat ellipsoidal; stems erect, 5-15 cm. long, slender, 2-leaved; leaves alternate, cauline, linear to broadly so, 5-10 cm. long, 5-8 mm. wide, arcuate-recurved at the acuminate tip; spikes 2-3 cm. long, rather densely 2- to 10-flowered, secund; bracts green, linear, 5-10 mm. long, acuminate, broadened at base; flowers rose-purple; sepals oblong, obtuse, 1- or sometimes 3-nerved, the lateral sepals spreading, 6-65 mm. long; petals obliquely ovate, about 5 mm. long; lip 8-10 mm. long, 3-lobed, the lateral lobes ascending, the terminal lobe larger, entire, elliptic, 4-5 mm. long; spur short-cylindric, about 3 mm. long; capsules short-pedicelled. June-July. Rocks in mountains;

Kyushu (Mount Kurokami).