Berlandiera longifolia Nuttall

Plants to 120 cm. Stems (erect, usu-ally 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.

Flowering Mar–Nov. Dry, rocky, calcareous and sandy soils, open woodlands, glades, thickets; 100–300 m; Ark., Kans., Mo., Okla., Tex.