Stems slender, often 1 m, simple, with a few pairs of elongate, linear or narrowly lanceolate lvs separated by internodes 1-2 dm; umbels 1-4, terminal or subterminal, loosely few-fld; cor red to orange-red or reddish-purple, its lobes 9-12 mm; hoods 5-7 mm, much exceeding the gynostegium, the lateral margins with a small tooth below the middle; horns subulate, incurved; fr erect on deflexed pedicels. Swamps, bogs, and brackish marshes on the coastal plain; N.J. to Fla. and Tex. June, July.

Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

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