卵叶羌活 luan ye qiang huo

Notopterygium forbesii H. de Boissieu var. oviforme (R. H. Shan) H. T. Chang.

Plants to 40–60 cm. Rootstock slightly aromatic. Basal leaves few, petioles ca. equal to blades; blade broadly ovate, 2-ternately dissected, 5–9 × 3–5 cm; ultimate segments ovate or elliptic, 1.5–3.5 × 0.6–3 cm, central segments obovate, base cuneate, lateral segments ovate or elliptic, base truncate, margins serrulate, apex obtuse. Stem leaves usually single, petiole wholly sheathing; blade divisions linear. Umbels 3–5 cm across; bracts 2–3, linear, 2–5 mm, or absent; rays 5–9, 1–4.5 cm, very unequal; bracteoles 2–4, ca. 3 × 0.2 mm, filiform, longer than or equaling flowers, 5–8 × ca. 0.5 mm in fruit; umbellules 6–12-flowered; pedicels short, 2–3 mm, unequal. Fruit globose, 4–5 × 2–3 mm; all ribs broadly winged, wings subequal; vittae 2–3 in each furrow, 4–6 on commissure. Fl. Jul–Aug, fr. Sep–Oct.

Forest margins, mountain slopes; 1800–2700 m. Chongqing (Nanchuan), S Shaanxi (Shanyang, Taibai Shan, Zhenba), SC Sichuan (Emei Shan).

This poorly known taxon is recorded only from a few collections.