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

9. Ferula canescens (Ledebour) Ledebour, Fl. Ross. 2: 302. 1844.

灰色阿魏 hui se a wei

Peucedanum canescens Ledebour, Fl. Altaic. 1: 307. 1829.

Plants 30–40 cm. Stem slender, slightly flexuose, corymbose-branched, lower branches alternate, upper branches opposite. Leaves triangular-ovate in outline, 3-pinnate/pinnatisect; ultimate segments gray-green, oblong-lanceolate or ovate, 5–10 mm, densely pubescent on both surfaces, deciduous. Cauline leaves few, less divided than basal, uppermost often bladeless, petioles wholly sheathing, sheaths oblong-lanceolate, pubescent. Terminal umbel pedunculate, lateral umbels 1–2, exceeding terminal; umbels 3–6 cm across; bracts absent; rays (2–)4–5(–8), subequal; bracteoles few, lanceolate, scarious-margined; umbellules ca. 10-flowered. Petals glabrous. Stylopodium low-conic, base dilated, lobed. Fruit oblong-ellipsoid, 8–14 × 3.5–6 mm; vittae 1 in each furrow, large, 2 on commissure. Fl. Jun, fr. Jul.

Desert gravels; ca. 800 m. N Xinjiang (Fuyun) [Kyrgyzstan, Russia (W Siberia), Uzbekistan].


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