Shrub or tree up to 10 m. tall; trunk up to 6 dm. diam.; branchlets stout, densely white-tomentose. Lvs 10-25 cm. long including petiole up to 5 mm. or more long, elliptic-ovate to ovate-orbicular, abruptly acute to acuminate, clad in dense white woolly tomentum below, irregularly doubly crenate. Racemes up to 26 cm. long with pedicels up to 8 cm. long subtended by woolly bracts. Capitula 3-4 cm. diam.; phyll. ∞ in several series, linear-oblong, acute, glab. except towards tips and on margins; florets dark brown; achenes 7 mm. long, ribbed, densely pilose; pappus-hairs up to 8 cm. long, dull white.
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