Rumex alpinus L.
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Authority
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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Family
Polygonaceae
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Scientific Name
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Description
Species Description - Stout, rhizomatous perennial to 12 dm; lower lvs subrotund, 2–3 dm long and wide, broadly rounded above, broadly cordate at base; cauline lvs much smaller; mature pedicels visibly jointed near the base; valves cordate-ovate, 3–5 mm, without grains; 2n=20. Native of Europe, sparingly naturalized in the ne. part of our range.