Perennials, 20–60(–80) cm, mildly aromatic (rhizomes coarse). Stems 1–3, erect, white, tomentose (on distal branches, hairs appressed) or glabrate. Leaves basal and cauline, bicolor (white and green); blades (basal) linear to broadly lanceolate, 3–7(–10) × 2–5(–6) cm, coarsely pinnately lobed (cauline becoming linear distally), faces tomentose (abaxial) or glabrous (adaxial). Heads in compact to broadly branched, paniculiform arrays 1–20 × 2–6 cm. Involucres broadly campanulate, 4–5 × 3.5–4 mm. Phyllaries (violet-brown) oval (outer) to elliptic or lanceolate, sparsely tomentose. Florets: pistillate 9; bisexual 25–60; corollas yellow, 1.5–3 mm, glabrous (style branches included, erect, linear, relatively short, short-ciliate). Cypselae oblong-linear (angular), 1.2–1.5 mm, glabrous. 2n = 18, 36.
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A herb. It keeps growing from year to year. It has a tough rhizome. There are 1-3 stems 80 cm tall. The flowers are yellow.
Open rocky or gravelly wet or dry sites, mostly at rather high elevations in the mountains, but descending at time to sea level. Arctic and alpine tundra, sandy, rocky slopes near shorelines; at elevations to 2,000 metres.
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It is a cool temperate plant.
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