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  Flowering Plants. Dicotyledons: Celastrales, Oxalidales, Rosales, Cornales ... - Google Books

  https://books.google.de/books?id=O-tHGAaaf2cC

  Compiled and written for advanced students, this encyclopedia contains a comprehensive treatment of the taxonomy of the families and genera of ferns and seed plants. The present volume, the sixth in this series, deals with five groups of dicotyledons, the…

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  Flowering Plants. Eudicots: Malpighiales - Google Books

  https://books.google.de/books?id=ONM-AgAAQBAJ

  This volume presents systematic treatments for the families and genera of the Malpighiales, which more recently have been recognised as a new major group of the eudicots. Apart from several herbaceous lineages (already treated in Vol. IX of this series),…

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