中文名（Chinese Name）：毛脉槭
学名（Scientific Name）：Acer pubinerve Rehd.
英文名（English Common Name）：
别名（Chinese Common Name）：广东毛脉槭
异名（Synonym）：Acer pubinerve var. apiferum Fang et P. L. Chiu  Acer pubinerve var. kwangtungense (Chun) Fang  Acer wuyuanense Fang et Wu  Acer wuyuanense var. trichopodum Fang et Wu  Acer wilsonii var. kwangtungense (W. Y. Chun) W. P. Fang  Acer campbellii subsp. chekiangense (Fang) A. E. Murray  Acer angustilobum var. kwangtungense (W. Y. Chun) W. P. Fang  Acer sinense var. kwangtungense Chun  Acer sinense var. pubinerve (Rehder) W. P. Fang  Acer sinense subsp. chekiangense (W. P. Fang) A. E. Murray  Acer wilsonii var. chekiangense W. P. Fang 
科属（Family & Genus）：槭树科,Aceraceae,槭属,Acer
形态特征（Description）：落叶乔木，高7-10米，稀达15米。树皮深灰色，平滑。小枝圆柱形，无毛，当年生嫩枝淡紫绿色或淡绿色，长5.5-6.5厘米，直径2毫米，多年生老枝灰褐色，皮孔稀少。冬 芽锥形；鳞片卵形，边缘纤毛状。叶纸质，基部近于心脏形，外貌近于圆形，长10-12厘米，宽11-14厘米，5裂，裂片卵形或长圆卵形，先端尾状锐尖，边缘除近裂片基部全缘外其余部分均具紧贴的钝尖锯齿，中裂片长6-7厘米，基部宽4厘米，侧裂片长4-5厘米，宽3 3.5厘米，斜向伸展，基部的裂片较小，长1-1.5厘米，向侧面伸展，凹缺钝形；上面绿色，干后橄榄色，下面淡绿色，被淡黄色短柔毛或长柔毛，沿叶脉更密；主脉5条，在上面显著，在下面微凸起，次生脉在下面微显著，小叶脉不显著；叶柄长5-6 厘米，密被淡黄色长柔毛。花序圆锥状，紫色，无毛，长6-7厘米；总花梗长3厘米；花梗细瘦，长0.5-1厘米。花杂性，雄花与两性花同株，开花在叶已长大以后；萼片5，淡紫色，长圆形，长2毫米；花瓣5，白色、卵形、短于萼片；雄蕊8,在雄花中约与萼片等长，在两性花中常较短；花盘无毛，位于雄蕊外侧；子房密被淡黄色疏柔毛。翅果嫩时紫色，后变淡黄色，小坚果凸起，长圆形，长8毫米，宽5毫米，翅长圆倒卵形或倒卵形，宽9-12毫米，连同小坚果长2.3-2.5厘米，张开成钝角或近于水平。花期4月下旬，果期10月。
分布（Distribution）：产浙江、福建北部、安徽南部和江西东部。生于500-1200米的疏林中。
用途（Use）：
引自中国植物志英文版:FOC Vol. 11 Page 524, 529
Acer pubinerve Rehder in Sargent, Trees & Shrubs. 2: 26. 1907.
毛脉枫 mao mai feng | Aceraceae  | Acer
Acer angustilobum Hu var. kwangtungense (Chun) W. P. Fang; A. campbellii J. D. Hooker & Thomson ex Hiern subsp. chekiangense (W. P. Fang) A. E. Murray; A. pubinerve var. apiferum W. P. Fang & P. L. Chiu; A. pubinerve var. kwangtungense (Chun) W. P. Fang; A. sinense Pax subsp. chekiangense (W. P. Fang) A. E. Murray; A. sinense var. kwangtungense Chun; A. sinense var. pubinerve (Rehder) W. P. Fang; A. wilsonii Rehder var. kwangtungense (Chun) W. P. Fang; A. wuyuanense W. P. Fang & Y. T. Wu; A. wuyuanense var. trichopodum W. P. Fang & Y. T. Wu.
Trees 7-10(-15) m tall. Bark dark gray, smooth. Branchlets green, glabrous or densely pubescent; winter buds with few scales. Leaves deciduous; petiole 4-5 cm, densely velutinous; leaf blade abaxially light green, adaxially dark green, suborbicular or ovate, 10-12 × 11-14 cm, abaxially nearly glabrous except densely villous on veins, adaxially glabrous except shortly velutinous on veins, 5-lobed, margin slightly serrate, with short acuminate teeth, usually entire toward base, base subcordate, apex caudate; lobes oblong- ovate, caudate, appressed serrate, with short acuminate teeth, usually entire toward base, middle lobes 4-6 cm, basal lobes 1-1.5 cm; sinuses acute, reaching more than 1/2 to middle. Inflorescence paniculate, glabrous; peduncles 2-3.5 cm. Pedicels 2-6 mm. Sepals 5, purplish, ovate, ca. 2 mm. Petals 5, white, ovate, slightly shorter than sepals. Disk extrastaminal, glabrous. Stamens 8, those in staminate flowers ca. as long as sepals, those in pistillate flowers shorter than sepals. Ovary densely pilose; style ca. 1.5 mm, cleft at apex. Fruit yellowish; nutlets convex, ca. 8 × 15 mm; wing obovate, including nutlet (1.3-)2.3- 2.5(-3.5) × 1.2-1.9 cm, wings spreading obtusely or nearly horizontally. Fl. Apr, fr. Oct.
● Forests; ca. 100 m. S Anhui, N Fujian, Guangdong, N Guangxi, S Guizhou, E Jiangxi, Zhejiang.


（责任编辑：徐晔春）