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Dinghushan | Family List | Rutaceae | Zanthoxylum

Zanthoxylum armatum DC.

竹叶椒

Description from Flora of China

Shrubs, woody climbers, or trees to 5 m tall, deciduous. Branchlets and leaflet blades abaxially on midvein usually with prickles. Young branchlets and inflorescence rachises glabrous or rust-colored pubescent. Leaves 3-9(or 11)-foliolate; rachis glabrous or rust-colored pubescent, wings to 6 mm on each side; leaflet blades subsessile, opposite, lanceolate, ovate, or elliptic, 3-12 × 1-3 cm, base attenuate to broadly cuneate, secondary veins 7-15 on each side of midvein and generally faint, margin crenate or entire and often revolute when dry, apex acute to acuminate. Inflorescences terminal on short lateral branchlets and sometimes axillary, 1-7 cm, with less than 30 flowers. Perianth in 2 irregular series or 1 series, with 6-8 ± undifferentiated 0.3-1.5 mm tepals. Male flowers: stamens 4-6; anthers yellow prior to anthesis; connective apex with oil gland; disk pulvinate; rudimentary carpels lacking. Female flowers: carpels 2 or 3, abaxially often with a conspicuous oil gland; styles recurved; staminodes ligulate or lacking. Fruit follicles usually purplish red, 4-5 mm in diam., with a few protruding oil glands. Seeds blackish brown, 3-4 mm in diam. Fl. Apr-May, fr. Aug-Oct. 2n = 66.

Ohba (Fl. Jap. 22c: 37. 2001) treats the plants from Japan and most of China as Zanthoxylum armatum var. subtrifoliolatum (Franchet) Kitamura.

Found in many habitats; below 3100 m. Anhui, Fujian, S Gansu, Guangdong, Guangxi, Guizhou, S Henan, Hubei, Hunan, Jiangsu, Jiangxi, Shaanxi, Shandong, S Shanxi, Sichuan, N Taiwan, Xizang, Yunnan, Zhejiang [Bangladesh, Bhutan, India, Indonesia, Japan (including Ryukyu Islands), Kashmir, Korea, Laos, Myanmar, Nepal, Pakistan, Philippines, Thailand, Vietnam].

生活型: 灌木

栽培植物: 野生

特征: 灌木;叶有3--9小叶,有翼叶,枝叶均有刺,果皮有浓烈的麻辣味

花期: 4

果期: 7

生境: 见于七星岩玉屏岩上

用途: 根、叶、果入药,可去湿散寒、健胃化气、散瘀止痛、消肿解毒,治风湿、跌打、蛇伤等;果、枝、叶可提取芳香油

门中名: 种子植物门

亚门中名: 被子植物亚门

纲中名: 双子叶植物纲


 

Related Objects  

Flora of Pakistan  
  • Illustration (S. Hameed)
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