马尾松

光学显微镜:气囊发达。侧面观体成梯形:极面观体成近圆形。帽缘明显。花粉长约69～88微米;体长48～61微米;体高33.6～46微米。×1000LM:Sacciwelldeveloped.Iaddershapedinlateralview.Su-bsphericalinpolarviewcapedgedistinct.Totallengthofcorpusandsacci69～88μ;corpu ......（本文共 413 字 , 5 张图）     [阅读本文] >>