Stems prostrate or ascending, often rooting at the nodes; lvs broadly ovate to subrotund, 3-5-cleft and irregularly incised; fls on elongate axillary pedicels; pet 3-5 mm; 2n=18. Moist or dry soil and waste places; tropical Amer., n. as a native to S.C. and reputedly Va., and occasionally farther as an adventive.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.