Climbing or trailing perennial to 1 m, minutely pubescent; stipules lanceolate, 2-4 mm, striate; lfls oblong to elliptic or ovate, 3-6 cm; fls 1-4 in a short-peduncled raceme, violet, 2-3 cm; bractlets ovate, striate, 8-12 mm, much surpassing the cal-tube; cal-lobes linear, 6-12 mm; fr flat, 7-12 cm נ4 mm, the persistent style 2-2.5 cm; 2n=18. Dry sandy woods and barrens; s. N.J. to Fla., w. to Ky., Ark., and Tex. (Bradburya v.)
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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