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AFE East Africa --- East Africa --- Psilotaceae

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flora --- Mexico --- Guerrero --- Pteridophyta --- Lophosoriaceae --- Marattiaceae --- Psilotaceae --- distribution maps --- drawings

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Germany --- Pteridophyta --- Psilotaceae --- Lycopodiaceae --- Selaginellaceae --- Isoetaceae --- Equisetaceae --- Eusporangiatae --- Leptosporangiatae --- house plants --- The World Conservation Union ( IUCN )

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Azollaceae --- Cuba --- Dicksoniaceae --- Equisetaceae --- Isoetaceae --- Lophosoriaceae --- Marsileaceae --- Oleandraceae --- Ophioglossaceae --- Osmundaceae --- Plagiogyriaceae --- Psilotaceae --- Salviniaceae --- Thelypteridaceae --- flora --- ALG Algae --- Ukraine --- distribution maps --- ecology --- taxonomy --- nomenclature --- FLORA --- GUIDE BOOKS --- CUBA

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ASE Eastern & Central Asia --- flora --- Sri Lanka --- Aspleniaceae --- Azollaceae --- Blechnaceae --- Cyatheaceae --- Davalliaceae --- Dennstaedtiaceae --- Dryopteridaceae --- Equisetaceae --- Gleicheniaceae --- Grammitidaceae --- Hymenophyllaceae --- Isoetaceae --- Lomariopsidaceae --- Loxogrammaceae --- Lycopodiaceae --- Marattiaceae --- Marsileaceae --- Oleandraceae --- Ophioglossaceae --- Osmundaceae --- Parkeriaceae --- Polypodiaceae --- Psilotaceae --- Pteridaceae --- Salviniaceae --- Schizaeaceae --- Selaginellaceae --- Thelypteridaceae --- Vittariaceae --- Woodsiaceae