Plants 30–60 cm, perennial. Taproot stout, dark reddish-brown, branched. Stems 1–3, flexuose, greatly dichotomously branched, base clothed with fibrous remnant sheaths. Basal leaves linear, 6–16 × 0.2–0.7 cm, thick-papery, rigid, nerves 3–5, prominent abaxially, margin white cartilaginous, base slightly narrowed and clasping. Upper leaves small. Umbels numerous, 1.2–4 cm across; bracts 1–3, subulate, 0.5–4 × 0.2–0.6 mm, unequal, deciduous; rays (3–)4–6(–8), 1–2 cm, very slender, spreading; bracteoles 5, lanceolate, 2.5–4 × 0.5–1 mm, equaling or slightly exceeding umbellules; umbellules 2–5 mm across, (6–)9–11(–15)-flowered; pedicels 0.2–1 mm. Petals yellow. Stylopodium low-conic, dark yellow. Fruit ellipsoid, dark brown, 2.5–3 × 1.5–2 mm; ribs pale, prominent; vittae 5–6 in each furrow, 4–6 on commissure. Fl. and fr. Jul–Sep. n = 6*.
Shrub forest margins, sunny mountain slopes, dry grasslands; at elevations from 100-2,300 metres. Dry meadows, shrubs, edges and clearings of pine forests, steppe slopes, sometimes to subalpine belt.
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