Herbs, rhizomatous. Stems solitary or rarely 2 or 3, erect, subscapiform, 20-60 cm tall, densely white arachnoid, sometimes ± glabrescent. Radical leaves several, present at anthesis, rosulate, shortly petiolate; blade oblong or ovate-oblong, 5-10 × 1.5-2.5 cm, both surfaces densely to sparsely white arachnoid-tomentose, base cuneate to gradually attenuate into narrowly to broadly winged petiole, margin irregularly mucronulate-dentate or subentire, apex obtuse. Stem leaves few, progressively smaller upward; lower leaves sessile, oblanceolate or oblanceolate-oblong, 4-8 × 0.5-1.5 cm, base subamplexicaul, apex obtuse to acute; upper leaves small, bractlike, lanceolate, apically acute. Capitula 1.5-2 cm in diam., 3-11 arranged in ± umbelliform terminal corymbs; peduncles 1.5-5 cm, densely arachnoid-tomentose, ± glandular with fulvous hairs, basally bracteate, not bracteolate. Involucres subcylindric-campanulate, 6-8 × 6-9 mm, not calyculate; phyllaries 18-20, lanceolate or linear-lanceolate, 1-1.5 mm wide, herbaceous, with narrow membranous margin, densely to sometimes sparsely arachnoid, sometimes ± glabrescent, apically acuminate or acute, and green or purplish. Ray florets 13-15; corolla tube 3-3.5 mm; lamina yellow, oblong, 6.5-7 × 2.5-3 mm, 4-veined, apically 3-denticulate, obtuse. Disk florets many; corolla yellow, ca. 8 mm, with ca. 4 mm tube and funnelform limb; lobes ovate-lanceolate, ca. 1.2 mm, apically acute, papillose. Anthers ca. 2.2 mm, basally obtuse, appendages ovate-lanceolate. Style branches ca. 1 mm. Achenes cylindric, ca. 2.5 mm, densely hirsute. Pappus white, ca. 6 mm. Fl. Feb-Aug.
Home
