Very much like no. 8 [Desmodium strictum (Pursh) DC.]; articles 3.5-5 נ2.5-3.5 mm, convex on the upper margin. Moist savannas, margins of pocosins, and shallow ditches on the coastal plain; se. Va. to Fla. and La.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.