in A. P. de Candolle and A. L. P. P. de Candolle, Prodr. 5: 517. 1836.
Plants to 120 cm. Stems (erect, usually suffrutescent) much branched distally. Leaves evenly distributed along stems or distally crowded; sessile or petiolate (at least mid-stem); blades elongate-deltate to lanceolate (widths to 2/3 lengths), chartaceous, margins dentate, serrate, or doubly serrate, faces hirsute to ± scabrous. Heads in paniculiform or corymbiform arrays. Peduncles densely hirsute. Involucres 18–27 mm diam. Ray corollas deep yellow to orange-yellow, abaxial veins green, laminae 10.5–17 mm. Disc corollas red to maroon. Cypselae (ovate) 4.5–6 × 3–4.8 mm. 2n = 30.
Phenology: Flowering Mar–Nov.
Habitat: Dry, rocky, calcareous and sandy soils, open woodlands, glades, thickets
Elevation: 100–300 m
Ark., Kans., Mo., Okla., Tex.
"broader" is not a number.