Liu et wu . as a result , anatomical characteristics of foliar and wood showed a remarkable inter - and intra - specific variation , but the interspecific changes in leaf surface and leaf anatomical features indicated a clustery trend 結(jié)果表明,各解剖特征的種間和種內(nèi)差異較為顯著,葉表面結(jié)構(gòu)特征和葉解剖特征的種間變化顯示了一定的規(guī)律性。