中文名（Chinese Name）：南酸枣
学名（Scientific Name）：Choerospondias axillaris (Roxb.) Burtt et Hill
英文名（English Common Name）：
别名（Chinese Common Name）：山枣、王眼果
异名（Synonym）：Poupartia axillaris King et Prain；Poupartia fordii Hemsl.；Rhus bodinieri H. Lév.；Spondias axillaris Roxb. 
科属（Family & Genus）：漆树科（Anacardiaceae）南酸枣属
形态特征（Description）：落叶乔木，高8-20米；树皮灰褐色，片状剥落，小枝粗壮，暗紫褐色，无毛，具皮孔。奇数羽状复叶长25-40厘米，有小叶3-6对，叶轴无毛，叶柄纤细，基部略膨大；小叶膜质至纸质，卵形或卵状披针形或卵状长圆形，长4-12厘米，宽2-4.5厘米，先端长渐尖，基部多少偏斜，阔楔形或近圆形，全缘或幼株叶边缘具粗锯齿，两面无毛或稀叶背脉腋被毛，侧脉8-10对，两面突起，网脉细，不显；小叶柄纤细，长2-5毫米。雄花序长4-10厘米，被微柔毛或近无毛；苞片小；花萼外面疏被白色微柔毛或近无毛，裂片三角状卵形或阔三角形，先端钝圆，长约1毫米，边缘具紫红色腺状睫毛，里面被白色微柔毛；花瓣长圆形，长2.5-3毫米，无毛，具褐色脉纹，开花时外卷；雄蕊10，与花瓣近等长，花丝线形，长约1.5毫米，无毛，花药长圆形，长约1毫米，花盘无毛；雄花无不育雌蕊；雌花单生于上部叶腋，较大；子房卵圆形，长约1.5毫米，无毛，5室，花柱长约0.5毫米。核果椭圆形或倒卵状椭圆形，成熟时黄色，长2.5-3厘米，径约2厘米，果核长2-2.5厘米，径1.2-1.5厘米，顶端具5个小孔。
分布（Distribution）：产西南、岭南、华东及华中部分省区，生于海拔300-2000米的山坡、丘陵或沟谷林中。印度、中南半岛及日本也有。
用途（Use）：生长快、适应性强，为较好的速生造林树种。树皮和叶可提栲胶。果可生食或酿酒。果核可作活性炭原料。茎皮纤维可作绳索。树皮和果入药，有消炎解毒、止血止痛之效，外用治大面积水火烧烫伤。
引自中国植物志英文版FOC Vol. 11 Page 341
Choerospondias axillaris (Roxburgh) B. L. Burtt & A. W. Hill, Ann. Bot. (London), ser. 2. 1: 254. 1937.
南酸枣 nan suan zao | Anacardiaceae  | Choerospondias
Deciduous trees, 8-20 m tall; branchlets dark purplish brown, minutely pubescent to glabrous, lenticellate. Petiole inflated at base, petiole and rachis minutely pubescent to glabrous; leaf blade 25-40 cm, imparipinnately compound, with 3-6 leaflets; leaflet petiolule slender, 2-5 mm, glabrous to minutely pubescent; leaflet blade ovate to ovate-lanceolate or oblong-ovate, 4-12 × 2-4.5 cm, papery, glabrous or abaxially with tufts of hair in vein axils, base ± oblique, broadly cuneate to rounded, entire or serrate at base, apex long acuminate, lateral veins 8-10 pairs, prominent on both surfaces, reticulate venation obscure. Male inflorescence 4-10 cm, minutely pubescent to glabrous; floral subtending bracts minute. Male flowers: calyx minutely pubescent to glabrous, lobes triangular, ca. 1 mm, apically obtuse, with purplish red glandular-ciliate hairs along margin; petals oblong, 2.5-3 mm, with brown venation, recurved at anthesis; stamens equal to petals in length, anthers oblong, ca. 1 mm. Female flowers solitary in axils of distal leaves, larger than male flowers; ovary ca. 1.5 mm, 5-locular, style ca. 0.5 mm. Drupe ellipsoidal or obovate-ellipsoidal, yellow at maturity, 2.5-3 cm, ca. 2 cm in diam.; endocarp 2-2.5 × 1.2-1.5 cm.
Lowland, hill, and mountain forests; 300-2000 m. Anhui, Fujian, S Gansu, Guangdong, Guangxi, Guizhou, Hubei, Hunan, Jiangxi, Sichuan, Taiwan, SE Xizang, Yunnan, Zhejiang [Bhutan, Cambodia, India, Japan, Laos, Nepal, Thailand, Vietnam].
（责任编辑：徐晔春）