Stem herbaceous, diffuse, terete, scabro-pubescent, the branches widely spreading, loosely panicled at summit; leaves alternate, sub-distant, stem-clasping, cordate at base, scabrous on both sides, paler and netted-veined beneath, the lower more or less deeply lyrate-pinnatifid, the medial oblong, distantly toothed and repand, the uppermost ovate-acuminate, small; panicle very loose, alternately compound, the pedicels filiform, scaly; inv. calycled, glabrous, of 10-12 narrow, acute scales equalling the disc; rays about 5, spreading; achenes minutely and closely puberulous. Root perennial? Branches 0.9-1.2 m [as ''3-4 ft.''] long, very diffuse, the terminal, lax panicle 1 foot or more in length. Leaves 2-3 inches long, 1/2-1 inch wide, the uppermost diminished to scales. Pubescence very short, but rigid. Teeth of the leaves sharp, with wide, rounded interspaces; margin slightly reflexed. Inv. turbinate, 3 lines l
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