Japan Flora: Rhizomes tuberous, 10-18 mm. long, transversely lined, ovoid; stems erect, fleshy, yellowish, with 2 to 5 loose, thinly membranous, appressed sheaths; racemes erect, loosely 1- to 7-flowered, the bracts ovate, thinly membranous, longer than the pedicels; flowers about 2 cm. long, pendulous; sepals and petals ascending, narrowly ovate, acute, pale yellow with purple spots; lip inferior, somewhat spreading, deltoid, entire, strongly concave, papillate within, whitish with purple spots; spur thick, oblong, obtuse, nearly as long as the lip; column rather short, broadened at tip; ovary globose. Sept.-Oct. Woods in mountains;

Honshu ; very rare.