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Perennial herb, up to 1 m high; stems solitary or several together, erect, simple, thinly white-cottony, leafy below, bracteate above. Leaves: blade broadly elliptic to narrowly obovate, 250 x 80 mm, apex acute, contracted to broadly winged base, clasping, decurrent in long stem wings, upper surface thinly and harshly pubescent, lower surface more markedly so, particularly on nerves, 3-or 5-nerved; stem leaves smaller. Heads discoid, campanulate, ± 5 x 5 mm, many in large corymbose panicle. Involucral bracts in ± 5 or 6 series, graded, closely imbricate, base woolly, inner ± equalling florets, tips obtuse, silvery (creamy) white, sometimes tinged palest brown, not radiating, stereome divided. Receptacle paleate, fimbrilliferous. Flowers: disc florets only, 33-55; corolla narrowly campanulate above, yellow; Feb., Mar. Fruit with cypsela? (and ovary) hairy. Pappus of several barbellate bristles, bases cohering lightly by patent cilia, some light fusion as well, or bases nude, free.
Stems solitary or several, erect, up to 1 m high, simple, thinly white-cottony, leafy below, bracteate above. Leaves up to 250 x 80 mm, lower broadly elliptic, narrowed to broadly winged base, upper leaves narrower, becoming bracts, clasping, decurrent in long stem wings, upper surface thinly, harshly pubescent, lower surface more so particularly on nerves, 3-or 5-nerved. Capitula campanulate, 5 x 5 mm, many in a large corymbose panicle; involucral bracts in 5 or 6 series, opaque silvery white. Flowering time Feb.-Apr. Pappus of bristles, with bases cohering lightly by patent cilia, some light fusion as well, or bases nude and free.
Subshrub with erect, leafy stems to 1 m from a woody rootstock, thinly woolly above. Leaves mostly basal, elliptic-lanceolate, decurrent, glabrescent but roughly hairy on veins and margins, 3-5-veined from base. Flower heads discoid, many in a branched, flat-topped corymb, campanulate, silvery white, ± 5 x 5 mm, florets 30-55, ovary papillate-hairy.
