Stout biennial herb, stem up to ±1 m high, simple below the inflorescence branches, glandular pubescent, sometimes cobwebby as well, leafy throughout. Radical leaves up to 150 x 40 mm, oval-oblong, slightly narrowed to the base, glandular above, woolly or cobwebby below; cauline leaves up to ±90 x 30 mm, diminishing in size upwards, oblong-lanceolate to lanceolate, apex acute to acuminate, base broad, cordate-clasping, shortly decurrent in lower leaves, both surfaces glandular-pubescent. Heads heterogamous, depressed-globose, ±20-25 mm across the radiating involucral bracts, many in a large, spreading leafy corymbose panicle. Involucral bracts in ±10 series, slightly graded, imbricate, much exceeding flowers, acute, glossy, white sometimes tipped crimson or flushed pink, radiating. Receptacle nearly smooth. Flowers ±362-745, 26-110 female, 336-635 homogamous. Achenes 0.75-1 mm long, barrel-shaped, glabrous. Pappus bristles many, equalling corolla, tips subplumose, bases with patent cilia, not cohering.
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Stout, biennial herb, stem up to ± 1 m high, simple, glandular-pubescent, sometimes cobwebby also, leafy throughout. Leaves: radical leaves up to 150 mm long, ovate-oblong, glandular above, ± woolly below; cauline leaves up to 90 mm long, smaller upwards, ± lanceolate, base cordate-clasping, both sides glandular-pubescent. Capitula depressed-globose, ± 20-25 mm in diam., many in a large, spreading, leafy, corymbose panicle; involucral bracts in ± 10 series, ± graded, glossy, white sometimes tipped red or flushed pink. Receptacle ± smooth. Flowers ± 362-745. Flowering time Jan.-Apr. Pappus of many bristles, apex subplumose, bases with patent cilia, free. Cypselae 0.751.00 mm long, barrel-shaped.