A slender, perennial herb, up to 1 m in height often dichotomously branched, covered with white and silky hairs. Leaves 2.0-19.0 cm x 0.6-6.0 cm, lower obovate, short-petioled, upper elliptic-ovate to oblanceolate, cordate-clasping; capitula axillary or terminal, with numerous yellow florets, rarely bisexual, marginal female; achenes brown, shining, sparsely pilose, with white pappus. |