Japan Flora: Rhizomes slender, creeping, with filiform roots; stems 10-25 cm. long, slender, 2-leaved near the base, glabrous below the leaves, glandular-puberulous on upper portion above the leaves; leaves 2, spreading, elliptic-ovate to ovate-rounded, somtimes deltoid-ovate, 12-40 mm. long, 10-30 mm. wide, obtuse to subacute, broadly truncate to shallowly cordate at base, 3-nerved; scalelike leaves 4-10, loosely alternate, ascending, narrowly linear, 2-5 mm. long, with a filiform slightly refiexed apex; flowers 5-20, greenish, loosely arranged. outward; scapes naked the bracts spreading, small; sepals oblong-lanceolate, rather obtuse, 2-2.7 mm. long; petals linear, obtuse; lip 2-2.5 times as long as the sepals, narrowly obovate-cuncate, not auricled, the lobes ovate, rounded at apex. Aug. Woods in mountains;

Honshu, Shikoku, Kyushu.