日本柳杉

光学显微镜:花粉粒球形,具一弯曲圆锥形突起。直径略大于柳杉。突起部比柳杉稍长。外壁两层,稍厚,表面具模糊的颗粒状纹饰。×1320LM:Pollengrainspherical,withacurvedconi-calprojectionatonesideDiameteroftheprojectionisslightlywiderandlongerthancryptomeria.E ......（本文共 640 字 , 5 张图）     [阅读本文] >>