Stems glabrous or sparsely scabrous. Peduncles glabrous. 2n = 14.

Flowering summer-early fall. River bottoms; 50-500 m; N.C., Va., W.Va.

Variety connatum is known only from New River Valley.

Stem usually spreading-hispid, varying to largely glabrous; many or most of the lvs sessile, only the lower or lowermost ones evidently petiolate; lower lf-surface, at least along the midrib, relatively long- hairy; heads with fewer (mostly ca 8 or ca 13) rays; invol usually finely hairy, varying to glabrous; scattered stations in the mts. and adj. piedmont of Va., W.Va., and N.C. (S. connatum)

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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