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  Reveal System of Classification - 1997: Magnoliophyta - Part I

  http://www1.biologie.uni-hamburg.de/b-online/systems/reve1.html

  Keine Beschreibung vorhanden.

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  West African Plants - A Photo Guide - Browse & Search

  http://www.westafricanplants.senckenberg.de/root/index.php?page_id=17

  Keine Beschreibung vorhanden.

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  Flowering Plants · Dicotyledons: Magnoliid, Hamamelid and Caryophyllid Families - Google Books

  https://books.google.de/books?id=yjlzrzbRXNQC

  This volume - the first of this series dealing with angiosperms - comprises the treatments of 73 families, representing three major blocks of the dicotyledons: magnoliids, centrosperms, and hamamelids. These blocks are generally recognized as subclasses in…

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