Plants 60–100 cm. Stem solitary. Basal leaves numerous; leaf blade broadly triangular in outline, ternate or ternate-pinnate, thickly chartaceous; terminal segments often 3-lobed, base decurrent, lateral segments broadly rhombic-ovate, often 2–3-pinnately divided, base rounded or truncate, 2–6 × 1.5–3.5 cm, adaxially pubescent along veins, abaxially glabrous, margins irregular dentate, short ciliate. Synflorescence many-branched, umbels 3–7 cm across; peduncles hispid; bracts 1–8, occasionally absent, linear-lanceolate, 0.8–1 cm, abaxially pubescent; rays 14–25, 1.5–4 cm, inner faces white hirsute; bracteoles 6–8, linear, as long as or slightly longer than flowers, abaxially puberulous; umbellules 14–18-flowered. Styles short, reflexed. Fruit oblong-ellipsoid, ca. 6 × 3 mm, smooth; dorsal ribs filiform, acute prominent, lateral ribs winged; vittae 1–2 in each furrow, 4–6 on commissure, rather large. Fl. and fr. Jul–Sep.
Home