青花椒 qing hua jiao

Fagara pteropoda (Hayata) Y. C. Liu; F. schinifolia (Siebold & Zuccarini) Engler; Zanthoxylum mantschuricum Bennett; Z. pteropodum Hayata.

Shrubs 1-2 m tall. Stems and branchlets with prickles. Young branchlets dark purplish red. Leaves 7-19-foliolate; petiolules obsolete or to 3 mm; leaflet blades opposite, or alternate toward base of rachis, broadly ovate, broadly ovate-rhombic, or lanceolate, 5-10(-70) × 4-6(-25) mm, papery, oil glands numerous or inconspicuous, midvein adaxially impressed, base symmetrically or sometimes obliquely rounded to broadly cuneate, margin serrate to subentire, apex mucronate to acuminate. Inflorescences terminal. Flowers 5-merous. Perianth in 2 series. Petals pale yellowish white, ca. 2 mm. Male flowers: rudimentary gynoecium 2- or 3-lobed. Female flowers: carpels 3(-5). Fruit follicles reddish brown but dark green to brownish black when dry, 4-5 mm in diam., oil glands small, apex not beaked. Seeds 3-4 mm in diam. Fl. Jul-Sep, fr. Sep-Dec.

Upland open forests and thickets; below 800 m. Anhui, Fujian, N Guangdong, N Guangxi, Guizhou, Hebei, Henan, Hubei, Hunan, Jiangsu, Jiangxi, Liaoning, Shandong, Taiwan, Zhejiang [Japan (including Ryukyu Islands), Korea].