Plants 3–12 dm from a branched caudex, essentially glabrous below the puberulent infl; lvs basally disposed, the larger ones broadly oblanceolate to obovate or elliptic, 7–30 × 1.5–5 cm, the middle cauline ones commonly 0.5–2 cm wide; infl elongate and narrow, often interrupted below, not at all secund, sometimes with a few long, straight or arching, cylindrical branches like the main axis; invol 3.5–6.5 mm; rays 5–9, averaging less deeply yellow than in S. hispida; disk-fls 6–10; achenes glabrous, seldom less than 2.5 mm long; 2n=18. Dry woods; coastal Mass.; N.J. to s. O. and Ind., s. to Ga. and Miss. Very distinct from S. hispida where their ranges overlap.
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