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

26. Peucedanum harry-smithii Fedde ex H. Wolff, Repert. Spec. Nov. Regni Veg. 33: 247. 1933.

华北前胡 hua bei qian hu

Plants (30–)60–100 cm. Stem white tomentose, especially above, with fibrous collar. Leaf blade triangular-ovate, ternate-2-pinnate; ultimate segments rhombic-obovate or ovate, 1–4 × 1.2–3 cm, adaxially sparsely pubescent, abaxially roughened, densely pubescent, gray-green. Synflorescence much branched; umbels 2.5–8(–16) cm across; bracts absent or few, linear, ca. 5 mm, deciduous; rays 8–15(–22), 1–3(–10) cm, unequal, inner faces hispid, outer faces glabrous; bracteoles 6–10, lanceolate, unequal, shorter than flowers, densely pubescent; umbellules 12–20-flowered. Calyx teeth small, triangular. Petals white, adaxially finely papillose, abaxially white pubescent. Styles longer than stylopodium. Fruit ovoid-ellipsoid, 4–5 × 3–4 mm, densely hispid; dorsal ribs somewhat prominent, lateral ribs winged, wings ca. 1/3 width of body, thin; vittae 3–4 in each furrow, 6–8 on commissure. Fl. and fr. Aug–Oct.

Forest margins, valleys, river banks, gaps among rocks in dry valleys, waste places; 300–2600 m. SE Gansu, Hebei, S and W Henan, S Nei Mongol, S Shaanxi, C and NE Shanxi, NE Sichuan.

1 Leaf blade abaxially densely white pubescent, dark gray-green when dry.   26a var. harry-smithii
+ Leaf blade abaxially glabrous or sparsely pubescent, yellowish-green when dry.   (2)
2 (1) Umbels small, 3–8(–10) cm across; rays 1–3 cm.   26b var. subglabrum
+ Umbels large, 10–16 cm across; rays 0.5–10 cm.   26c var. grande

Lower Taxa


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