Stems 1.5-7 dm, slender, with many ascending branches; lvs glabrous or nearly so (as also the stem), narrowly linear or setaceous, usually under 1 mm wide; pedicels widely divergent, 1-3 cm; cal-tube 2-3 mm, the lobes minute, 0.2-0.5 mm; cor 1.5-2.5 mm, its upper lip spreading, hairy across the base of the lobes within; pollen-sacs 2-2.5 mm; fr globose, 3-4 mm; seeds dark; 2n=28. Dry sandy soil on the coastal plain and adj. piedmont; L.I. to Ala. (Gerardia s.)

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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