白兰MicheliaalbaDC.:1.花枝Floweringtwig;2.苞片Bract;3~6.花被片Tepals;7~8.雄蕊Stamens;9.雌蕊群Gynoecium;10.雌蕊群纵切面Longitudinalsectionofgynoecium.(邓盈丰绘)Largeevergreentreesto25mtalland80cmindiam.;barkgray;youngtwigsandbudsgreen,denselypaleyellowish-whitepuberulent,gr (本文共 1085 字 , 4 张图 ) [阅读本文] >>