蕨类植物BTERIDOPHYTA 1蕨孢子叶切片SporophyllofPteridium sec.2蕨原叶体切片ProtothallusofPteridiumprotothallussec.3石松茎横切（示编织中柱）StemofLycopodiumT.S.(showdicyostele)4木贼茎横切StemofEquisetumarvenseT.S.5木贼茎纵切StemofEquisetumarvenseL.S.6木贼孢子叶球纵切StrobileofEquisetumarvenseL.S. 7贯众叶切片LeafofCyrtomiumfortuneisec.8问荆孢子叶球纵切StrobileofEquisetumarvenseL.S. 9槐叶苹孢子果切片SporocarpofSalviniasec.10鹿角蕨叶横切LeafofPlatyceriumT.S.
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