摘要
本文利用光学显微镜和扫描电子显微镜首次详细观察了北京岩蕨属2种孢子的形态结构特征。
he spores of 2 species of Woodsia R.Br. i.e. Woodsia macrochlaena and W.oblonga from Beijing were observed under LM and SEM for the first time. The morphological characters of them are described in detail. The spore morphology of the two species is different from each other, especially in the characters of perine and ornamentation.