《中国植物志》|| 卫矛科 CELASTRACEAE ||雷公藤属 Tripterygium Hook. f. ||雷公藤 Tripterygium wilfordii Hook.f.

1.雷公藤（浙江杭州）图版45: 1-6
Tripterygium wilfordii Hook. f. in Benth. et Hook. Cen. Pl. 1: 368. 1862; Forb. et Hemsl. in Journ. Linn. Soc. 23: 125. 1986. excl. Pl. Corea; Loes. in Engl. et Prantl, Nat. Pflanzenfam. 3 (5): 213. 1897; et ed. 1942. 20B: 170. 1942; C. H. Wang in Contrib. Inst. Bot. Acad. Peiping 4 (7 : 347. 1936;陈嵘, 中国树木分类学, 672.图564. 1937; 陈封怀等, 植物分类学报4 (2): 233. 1954; H. L. Li, Woody Fl. Taiwan. 475. 1963;中国高等植物图鉴2: 686.图3101. 1972. ——T. bullockii Hance in Journ. Bot. 18, n. ser. 9: 259. 1880. ——T. wilfordii Hook. f. var. bullockii (Hance) Matsuda in Bot. Mag. Tokyo 25: 286. 1910.
藤本灌木，高1-3米，小枝棕红色，具4-细棱，被密毛及细密皮孔。叶椭圆形、倒卵椭圆形、长方椭圆形或卵形，长4-7.5厘米，宽3-4厘米，先端急尖或短渐尖，基部阔楔形或圆形，边缘有细锯齿，侧脉4-7对，达叶缘后稍上弯；叶柄长5-8毫米，密被锈色毛。圆锥聚伞花序较窄小，长5-7厘米，宽3-4厘米，通常有3-5分枝，花序、分枝及小花梗均被锈色毛，花序梗长1-2厘米，小花梗细长达4毫米；花白色，直径4-5毫米；萼片先端急尖；花瓣长方卵形，边缘微蚀；花盘略5裂；雄蕊插生花盘外缘，花丝长达3毫米；子房具3棱，花柱柱状，柱头稍膨大，3裂。翅果长圆状，长1-1.5厘米，直径1-1.2厘米，中央果体较大，约占全长2/3-1/2，中央脉及2侧脉共5条，分离较疏，占翅宽2/3，小果梗细圆，长达5毫米；种子细柱状，长达10毫米。
产于台湾、福建、江苏、浙江、安徽、湖北、湖南、广西。生长于山地林内阴湿处。朝鲜、日本也有分布。模式标本采自台湾基隆。

《Flora of China》|| Celastraceae || Tripterygium ||雷公藤 Tripterygium wilfordii

1. Tripterygium wilfordii J. D. Hooker, Gen. Pl. 1: 368. 1862.

雷公藤 lei gong teng

Aspidopterys hypoglauca H. Léveillé; Tripterygium hypoglaucum (H. Léveillé) Hutchinson; T. regelii Sprague & Takeda.

Deciduous subshrubs, or scandent and scrambling, or sometimes semiwoody vines, 2-6(-10) m; branching distally, slender or scrambling, minutely pubescent when young or in open sunlight, becoming glabrous when old or in shade, slightly angled, verrucose or not. Petiole 1-2 cm; stipules linear, cadu cous; leaf blade usually ovate or rounded-ovate, sometimes oblong or elliptic-ovate, (4.6-)8.6-12.5(-18.4) × (3.1-)5.7- 8.9(-12.3) cm, papery, herbaceous (in shade or low light) to leathery (in direct sunlight or very dry conditions), glabrous or sparsely scurfy tomentose with reddish brown hairs, abaxially ± farinose, base broadly cuneate, or rounded to cordate, margin entire or less often crenulate, apex short to long acuminate or acute, tip often blunt. Thyrses large, composed of several to dozens of thyrselets, (4.5-)12.5-23.6(-38) × (2.3-)4.7-9.3(-15) cm; flowers 1 normal and 1 an unfertilized male. Flowers whitish, greenish, or yellow-green, small, 4-6 × 4-6 mm; calyx 5-lobed, hemispheric, ca. 1 mm; petals 5, oblong to subovate, slightly narrowed to base, 2-2.5 mm, apex rounded. Stamens 5, inserted at margin of cup-shaped and compressed disk. Disk bright green, fleshy, ca. 2 mm in diam. Ovary superior, 3-edged, combined with disk at base, incompletely 3-locular, with 3 prominent ca. 1 mm lobes, short style at apex; stigma capitate, bright purple. Samara usually green or greenish brown when mature, sometimes pink or pinkish purple, (1-)1.3-1.9(-2.3) × (0.7-)1.2-1.5(-1.9) cm. Seed compressed, 3-angled, ca. 5 × 1.3-3 mm. Fl. May-Oct, fr. Aug-Nov.

Mixed forests, forest margins, woodlands, scrub; 100-3500 m. Anhui, Fujian, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangsu, Jiangxi, S Jilin, SE Liaoning, Sichuan, N Taiwan, Xizang, Yunnan, Zhejiang [Japan, Korea, NE Myanmar].