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FOC | Family List | FOC Vol. 14 | Apiaceae | Ligusticum

27. Ligusticum tenuissimum (Nakai) Kitagawa, J. Jap. Bot. 17: 563. 1941.

细叶藁本 xi ye gao ben

Angelica tenuissima Nakai, Bot. Mag. (Tokyo) 33: 10. 1919.

Plants 60–100 cm. Root branched, caudex short. Stem erect, purplish, hollow, branching. Basal leaves withered at flowering, lower petioles up to 20 cm; blade ternate-3–4-pinnate; ultimate segments linear, 5–30 × 1–3 mm. Umbels terminal and lateral, terminal umbels 3–5 cm across; bracts 1–2, linear, 1–2 cm, white membranous margined, usually caducous; rays 10–18, slightly unequal, 2–5 cm; bracteoles 5–8, lanceolate, 8–15 mm, shorter than umbellules, white membranous margined; pedicels unequal, 5–10 mm. Calyx teeth obsolete. Petals white, obovate, base cuneate. Stylopodium short conic; styles reflexed. Fruit oblong, ca. 4 × 2–2.5 mm; dorsal and intermediate ribs prominent, lateral ribs narrowly winged; vittae 1 in each furrow, 2 on commissure. Seed face plane. Fl. Aug–Sep, fr. Sep–Oct.

Forests, rocky slopes; 1000–2000 m. Hebei, Liaoning [Korea].

This species is used in NE China (especially Liaoning) as a regional substitute, known as “han gao ben” (or “huo gao ben” or “shan gao ben”), for the traditional Chinese medicine “gao ben” (see Ligusticum sinense and L. jeholense).


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