Abstract:Through the artifical way for the first time,we detailed makes a typical record of the whole course of gametophyte development and the characters of every taches of Grammitis dorsipila (Christ.)C.Chr.,including spore germination,protonema,trichome,chloroplastid,border cells,antheridium et,with 29 characteristic pictures.Besides,we provide a lot of detailed data in the course of gametophyte development of Grammitidaceae,and discuss the systemic meaning of gametophyte’s characters of Grammitis dorsipila(Christ.)C.Chr..