Plants 30–60 cm. Stems slender, 2–3 × corymbose-branched, lower branches alternate, upper branches opposite or verticillate. Basal leaves rosetted; blade broadly ovate or triangular, 2–3-pinnatisect; ultimate segments glaucous-blue, long-elliptic or ovate, 1–3 × 1–2 mm, pinnatifid, lobules cuneate-obovate, apex 3-triangular-toothed, sub-leathery, rigid, densely pubescent, base cuneate, apex mucronate. Cauline leaves few, uppermost leaves bladeless, petioles wholly sheathing. Umbels 4–12(–25) cm across; bracts absent or 1–2, subulate; rays 4–15, unequal, spreading; bracteoles 3–5, linear-lanceolate, unequal; umbellules 5–12-flowered. Stylopodium low-conic, base dilated. Fruit broadly ellipsoid, 10–15 × 4–6 mm; lateral ribs narrowly winged; vittae 1 in each furrow, 2 on commissure. Fl. and fr. May–Jul.
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A herb. It grows 30-60 cm tall. The stems are slender. The leaves at the base are in a ring. They are oval or triangle shaped and divided. There are a few leaves on the stems.