Parasitic on the roots of beech; stems generally pale brown, usually with fine brown-purple lines, 1-5 dm, with numerous long, ascending branches; lf-scales triangular-ovate, 2-4 mm; lower fls 5 mm; cor of upper fls 1 cm, white, commonly with 2 brown-purple stripes; fr somewhat oblique, 5 mm, dehiscent across the top. Under beech trees; Que. and N.S. to Wis., s. to Fla. and La. Aug.-Oct. (Leptamnium v.)
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.