Rumex venosus Pursh
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
Species Description - Glabrous, rhizomatous perennial 2–6 dm; lvs ovate to oblong or lanceolate, flat, entire, 4–12 cm; infl very dense in fr; pedicels weakly jointed near midlength; valves rose-color, 1.5–2 × 2–3 cm, without grains; 2n=40. Dry soil in waste places; native of w. U.S., rarely adventive in our area.