Biennial or perennial; stems often clustered, simple or branched, 1-4 dm; basal lvs oblong-obovate or obovate, 2-5 cm, obtuse or rounded, the cauline progressively narrower, becoming oblanceolate, 1.5-3 cm; stems and branches terminating in a lfless peduncle 3-10 cm, with a dense terminal head-like raceme 1-3 cm נ10-18 mm; fls orange, drying yellow; wings abruptly cuspidate, 5-7 mm, equaling the cor; fr obovate; seeds short-hairy; aril nearly as long as the seed; 2n=64, 68. Sandy acid swamps and bogs of the coastal plain; L.I. to Fla. and La. June-Aug. (Pilostaxis l.)
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.