Plants 8–60 cm (self-incom-patible); glandular, not strongly scented. Stems not purple-streaked. Leaf blades oblong to oblanceolate, 6–50(–80) mm, margins (basal leaves) toothed to lobed. Involucres hemispheric to depressed-hemispheric, 3.5–8(–11) × 4–10(–13) mm. Phyllaries 6–15, apices longer or shorter than folded bases. Paleae in 1 series between ray and disc florets. Ray florets 6–15; laminae white, 3–12(–19) mm. Disc florets 20–100+; corollas 2.5–5 mm; anthers yellow to brownish. Ray cypselae sparsely hairy. Disc pappi 10–13 white, lanceolate, acuminate, ± equal scales 2–3.5 mm, not plumose, not adaxially woolly (bases sparsely setose). 2n = 14.
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