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FOC | Family List | FOC Vol. 11 | Rutaceae | Zanthoxylum

40. Zanthoxylum simulans Hance, Ann. Sci. Nat., Bot., sér. 5. 5: 208. 1866.

野花椒 ye hua jiao

Fagara podocarpa (Hemsley) Engler; F. setosa (Hemsley) Engler; Zanthoxylum acanthophyllum Hayata; Z. argyi H. Léveillé; Z. bungei Hance var. inermis Franchet; Z. podocarpum Hemsley; Z. setosum Hemsley; Z. simulans var. podocarpum (Hemsley) C. C. Huang.

Shrubs or small trees. Stems and branchlets with prickles. Young branchlets and leaflet blades abaxially on midvein pubescent, sometimes also secondary veins pubescent, sometimes all parts glabrous. Leaves 5-15-foliolate; rachis winged; leaflet blades sessile or at base of leaf rachis with a short petiolule, opposite, ovate, ovate-elliptic, or lanceolate, 2.5-7 × 1.5-4 cm, adaxially with spines, oil glands numerous, translucent, and slightly protruding when dry, midvein impressed, base slightly oblique, margin crenate, apex acute to mucronate or with a retuse tip. Inflorescences terminal, 1-5 cm. Perianth in 2 irregular series or 1 series, with 5-8 ± undifferentiated tepals. Tepals pale yellowish green, narrowly lanceolate, broadly ovate, or subdeltoid, ca. 2 mm. Male flowers: stamens 5-8(-10); filaments pale green; connective with an oil gland at apex; rudimentary gynoecium pale green. Female flowers: carpels 2 or 3; styles recurved. Fruit follicles reddish brown, ca. 5 mm in diam., base attenuate into a 1-2 mm stipe, oil glands numerous and slightly protruding. Seeds 4-4.5 mm. Fl. Mar-May, fr. Jul-Sep. 2n = ca. 132*.

● Plains or upland forests. Anhui, Fujian, Gansu, N Guangdong, NE Guizhou, Hebei, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Qinghai, Shaanxi, Shandong, Taiwan, Zhejiang.


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