Glab. shrub up to 3 m. tall; branches brittle. Lvs 4-10×2-4 cm., on petioles c. 1 cm. long, rather fleshy, narrowly to broadly obovate-cuneate to elliptic-oblong in outline, coarsely and irregularly sinuate-dentate to sinuate and subentire. Corymbs up to 30 cm. diam. or more, lower bracts foliaceous; capitula campanulate, up to 5 cm. diam.; phyll. narrow-oblong, acute, membr. on margins. Ray-florets few, with white spreading ligules 2-3 cm. long. Achenes linear, c. 6 mm. long, finely grooved; pappus-hairs stiff, up to 9 mm. long, minutely barbellate.