Development of Gametophyte of Cyrtomium nephrolepioides(Christ) Cop. in Limestone Area石灰岩地区蕨类植物低头贯众的配子体发育研究
Study on the structure and development of sporoderm of Cyrtomium fortunei J. Sm. (Dryopteridaceae)贯众孢子壁的结构和发育的研究