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壳斗目(学名:Fagales),又名山毛榉目,在生物分类学上属真双子叶植物之下的豆类植物分支,包括很多最常见的树木。被子植物的一目,属木兰纲金缕梅亚纲,含3科,1100-1200种。均为乔木或灌木。特征为坚果外包有壳斗。单叶,通常互生。花单性,雌雄同株。雄花聚生成柔荑花序。雌花单生或簇生,外包一轮鳞片,后鳞片发育为壳斗。
The Fagales are an order of flowering plants, including some of the best-known trees. The order name is derived from genus Fagus, beeches. They belong among the rosid group of dicotyledons. The families and genera currently included are as follows:
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