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小叶青冈 Cyclobalanopsis myrsinifolia (Bl.) Oerst.

 68. 小叶青冈(云南植物志)青栲(中国树木分类学),青椆(中国高等植物图鉴)图版98: 3
    Cyclobalanopsis myrsinaefolia (Blume) Oerst. in Vid. Selsk. 9, 6: 387. 1871; Schott. in Bot. Jahrb. 47: 656. 1912; 云南植物志2: 327.图100, 10-12. 1979; 江苏植物志, 下册: 45.图791. 1982; 福建植物志1: 407. 1982; 贵州植物志1: 111. 1982; 中国树木志2: 2320. 1985.——Quercus myrsinaefolia Blume in Mus. Bot. Lugd. -Bat. 1: 305. 1850; A. Camus, Chenes 1: 264. 1936-38, Atlas 1. Pl. 16. f. 7-21. 1934; 陈嵘, 中国树木分类学204.图143. 1937; 中国高等植物图鉴1: 439.图878. 1972; 河南植物志1: 257.图316. 1981. ——Q. glauca Thunb. var. gracilis (Rehd. et Wils.) A. Camus f. subintegrifolia Ling, 福州大学自然科学研究汇报3: 99. 1952. 
        常绿乔木,高20米,胸径达1米。小枝无毛,被凸起淡褐色长圆形皮孔。叶卵状披针形或椭圆状披针形,长6-11厘米,宽1.8-4厘米,顶端长渐尖或短尾状,基部楔形或近圆形,叶缘中部以上有细锯齿,侧脉每边9-14条,常不达叶缘,叶背支脉不明显,叶面绿色,叶背粉白色,干后为暗灰色,无毛;叶柄长1-2.5厘米,无毛。雄花序长4-6厘米;雌花序长1.5-3厘米。壳斗杯形,包着坚果1/3-1/2,直径1-1.8厘米,高5-8毫米,壁薄而脆,内壁无毛,外壁被灰白色细柔毛;小苞片合生成6-9条同心环带,环带全缘。坚果卵形或椭圆形,直径1-1.5厘米,高1.4-2.5厘米,无毛,顶端圆,柱座明显,有5-6条环纹;果脐平坦,直径约6毫米。花期6月,果期10月。
        产区很广,北自陕西、河南南部,东自福建、台湾,南至广东、广西,西南至四川、贵州、云南等省区。生于海拔200-2 500米的山谷、阴坡杂木林中。越南、老挝、日本均有分布。
        木材坚硬,不易开裂,富弹性,能受压,为枕木、车轴良好材料。

与“小叶青冈 Cyclobalanopsis myrsinifolia (Bl.) Oerst.”相关的种有

白枝青冈 Cyclobalanopsis albicaulis (Chun & Ko) Hsu & Jen环青冈 Cyclobalanopsis annulata (Sm.) Oerst.贵州青冈 Cyclobalanopsis argyrotricha (A. Camus) Chun & Y. T. Chang ex Hsu & Jen窄叶青冈 Cyclobalanopsis augustinii (Skan) Schottky越南青冈 Cyclobalanopsis austrocochinchinensis (Hickel & A. Camus) Hjelmq.滇南青冈 Cyclobalanopsis austroglauca Y. T. Chang ex Hsu & Jen竹叶青冈 Cyclobalanopsis bambusifolia (Hance) Hsu & Jen槟榔青冈 Cyclobalanopsis bella (Chun & Tsiang) Chun ex Y. C. Hsu & H. W. Jen栎子青冈 Cyclobalanopsis blakei (Skan) Schottky短星毛青冈 Cyclobalanopsis breviradiata W. C. Cheng ex Hsu & Jen法斗青冈 Cyclobalanopsis camusiae (Trel. ex Hickel & A. Camus) Hsu & Jen岭南青冈 Cyclobalanopsis championii (Benth.) Oerst.扁果青冈 Cyclobalanopsis chapensis (Hickel & A. Camus) Hsu & Jen黑果青冈 Cyclobalanopsis chevalieri (Hickel & A. Camus) Hsu & Jen毛斗青冈 Cyclobalanopsis chrysocalyx (Hickel & A. Camus) Hjelmq.福建青冈 Cyclobalanopsis chungii (F. P. Metcalf) Hsu & Jen大明山青冈 Cyclobalanopsis daimingshanensis S. Lee黄毛青冈 Cyclobalanopsis delavayi (Franch.) Schottky上思青冈 Cyclobalanopsis delicatula (Chun & Tsiang) Hsu & Jen鼎湖青冈 Cyclobalanopsis dinghuensis (Huang) Hsu & Jen碟斗青冈 Cyclobalanopsis disciformis (Chun & Tsiang) Hsu & Jen华南青冈 Cyclobalanopsis edithiae (Skan) Schottky突脉青冈 Cyclobalanopsis elevaticostata Q. F. Zheng饭甑青冈 Cyclobalanopsis fleuryi (Hickel & A. Camus) Chun ex Q. F. Zheng黄枝青冈 Cyclobalanopsis fulvisericeus Hsu & D. M. Wang毛曼青冈 Cyclobalanopsis gambleana (A. Camus) Hsu & Jen赤皮青冈 Cyclobalanopsis gilva (Bl.) Oerst.青冈 Cyclobalanopsis glauca (Thunb.) Oerst.滇青冈 Cyclobalanopsis glaucoides Schottky细叶青冈 Cyclobalanopsis gracilis (Rehd. & E. H. Wils.) W. C. Cheng & T. Hong毛枝青冈 Cyclobalanopsis helferiana (A. DC.) Oerst.雷公青冈 Cyclobalanopsis hui (Chun) Chun ex Hsu & Jen绒毛青冈 Cyclobalanopsis hypophaea (Hayata) Kudô大叶青冈 Cyclobalanopsis jenseniana (Hand.-Mazz.) W. C. Cheng & T. Hong ex Q. F. Zheng金平青冈 Cyclobalanopsis jinpinensis Hsu & Jen毛叶青冈 Cyclobalanopsis kerrii (Craib) Hu俅江青冈 Cyclobalanopsis kiukiangensis Y. T. Chang薄叶青冈 Cyclobalanopsis kontumensis (A. Camus) Hsu & Jen广西青冈 Cyclobalanopsis kouangsiensis (A. Camus) Hsu & Jen薄片青冈 Cyclobalanopsis lamellosa (Sm.) Oerst.尖峰青冈 Cyclobalanopsis litoralis Chun & P. C. Tam ex Hsu & Jen木姜叶青冈 Cyclobalanopsis litseoides (Dunn) Schottky滇西青冈 Cyclobalanopsis lobbii (Hook.f. & Thoms. ex Wenz.) Hsu & Jen长叶青冈 Cyclobalanopsis longifolia Hsu & Q. Z. Dong长果青冈 Cyclobalanopsis longinux (Hayata) Schottky无粉锥果栎(变种) Cyclobalanopsis longinux (Hayata) Schottky var. kuoi J. C. Liao长果青冈(原变种) Cyclobalanopsis longinux (Hayata) Schottky var. longinux龙迈青冈 Cyclobalanopsis lungmaiensis Hu梅花山青冈 Cyclobalanopsis meihuashanensis Q. F. Zheng台湾青冈 Cyclobalanopsis morii (Hayata) Schottky墨脱青冈 Cyclobalanopsis motuoensis (Huang) Hsu & Jen多脉青冈 Cyclobalanopsis multinervis W. C. Cheng & T. Hong宁冈青冈 Cyclobalanopsis ningangensis W. C. Cheng & Hsu倒卵叶青冈 Cyclobalanopsis obovatifolia (Huang) Q. F. Zheng曼青冈 Cyclobalanopsis oxyodon (Miq.) Oerst.毛果青冈 Cyclobalanopsis pachyloma (Seemen) Schottky睦边青冈(变种) Cyclobalanopsis pachyloma (Seemen) Schottky var. mubianensis Hsu & Jen毛果青冈(原变种) Cyclobalanopsis pachyloma (Seemen) Schottky var. pachyloma托盘青冈 Cyclobalanopsis patelliformis (Chun) Hsu & Jen五环青冈 Cyclobalanopsis pentacycla (Y. T. Chang) Y. T. Chang ex Hsu & Jen亮叶青冈 Cyclobalanopsis phanera (Chun) Hsu & Jen屏边青冈 Cyclobalanopsis pinbianensis Hsu & Jen黄背青冈 Cyclobalanopsis poilanei (Hickel & A. Camus) Hjelmq.长叶粉背青冈 Cyclobalanopsis pseudoglauca Y. K. Li & X. M. Wang大果青冈 Cyclobalanopsis rex (Hemsl.) Schottky无齿青冈 Cyclobalanopsis semiserratoides Hsu & Jen云山青冈 Cyclobalanopsis sessilifolia (Bl.) Schottky神农青冈 Cyclobalanopsis shennongii (Huang & Fu) Hsu & Jen西畴青冈 Cyclobalanopsis sichourensis Hu台湾窄叶青冈 Cyclobalanopsis stenophylloides (Hayata) Kudô & Masam.褐叶青冈 Cyclobalanopsis stewardiana (A. Camus) Hsu & Jen褐叶青冈(原变种) Cyclobalanopsis stewardiana (A. Camus) Hsu & Jen var. stewardiana长尾青冈(变种) Cyclobalanopsis stewardiana (A. Camus) Y. C. Hsu & Jen var. longicaudata Y. C. Hsu, P. I. Mao & W. Z. Li鹿茸青冈 Cyclobalanopsis subhinoidea (Chun & Ko) Hsu & Jen薄斗青冈 Cyclobalanopsis tenuicupula Hsu & Jen厚缘青冈 Cyclobalanopsis thorelii (Hickel & A. Camus) Hu吊罗山青冈 Cyclobalanopsis tiaoloshanica (Chun & Ko) Hsu & Jen毛脉青冈 Cyclobalanopsis tomentosinervis Hsu & Jen思茅青冈 Cyclobalanopsis xanthotricha (A. Camus) Hsu & Jen西藏青冈 Cyclobalanopsis xizangensis Hsu & Jen盈江青冈 Cyclobalanopsis yingjiangensis Hsu & Q. Z. Dong永安青冈 Cyclobalanopsis yonganensis (L. G. Lin & Huang) Hsu & Jen