Plants (15-)30-60+ cm. Stems proximally piloso-hirsute (hairs 1.5-5+ mm), sometimes stellate-pubescent as well, distally stellate-pubescent, sometimes stipitate-glandular, rarely piloso-hirsute (hairs 1-2+ mm). Leaves: basal 0(-3), cauline 6-24+; blades elliptic or oblanceolate to spatulate or lanceolate, (20-)35-80(-120+) × (10-)20-35(-50+) mm, lengths 2-6+ times widths, bases cuneate to rounded-truncate, margins usually entire, sometimes denticulate, apices rounded to obtuse, faces hirtellous to piloso-hirsute (hairs 0.5-1+ mm). Heads (5-)10-25(-50+) in corymbiform to paniculiform arrays. Peduncles stellate-pubescent and stipitate-glandular (hairs 0.3-0.6+ mm). Calyculi: bractlets 12-15+. Involucres campanulate, 7-9 mm. Phyllaries 13-21+, apices ± acuminate, abaxial faces stellate-pubescent and stipitate-glandular, rarely, if ever, piloso-hirsute. Florets (30-)40-60+; corollas yellow, 9-11 mm. Cypselae columnar, 2.5-3 mm; pappi of 30-40+, stramineous bristles in ± 2 series, 6-7 mm. Flowering Jul-Sep. Sandy soils, open, disturbed sites (fields, stream sides), wooded sites; 10-300+ m; N.B., N.S., Ont., P.E.I., Que.; Ark., Conn., Del., D.C., Ga., Ill., Ind., Iowa, Ky., Maine, Md., Mass., Mich., Minn., Mo., N.H., N.J., N.Y., N.C., Ohio, Okla., Pa., R.I., S.C., Tenn., Vt., Va., W.Va., Wis.