plant 1/4– 1/2 ft. high, with 2 large ovoid tubers; leaves 2, unequal, broadly ovate, obtuse or subacute, submembranous, glabrous or nearly so, 1/2–1 in. long; scapes 1/4– 1/2 in. high, moderately stout, pilose or sparsely villous, without sheaths; racemes 1–2 1/2 in. long, somewhat lax, secund; bracts ovate, acuminate, shortly pubescent, about 1 lin. long; pedicels about 2 lin. long; flowers 1/4 in. long, apparently white; sepals broadly ovate, obtuse, somewhat concave, glabrous, about 1 lin. long, 1-nerved; petals ovate-oblong, obtuse, nearly 2 lin. long, 1-nerved; lip broadly flabellate, with a narrow base, 1/4 in. long, unequally 7-lobed to about the middle; lobes oblong or linear-oblong, obtuse; disc smooth; spur conical, much curved, obtuse, one-third as long as the limb; column broad, about half as long as the sepals. null