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  Flora of North America: North of Mexico Volume 22: Magnoliophyta ... - Google Books

  https://books.google.de/books?id=gJr4UGizRxAC

  To be published in 14 volumes over the next 12 years, this long-awaited synoptic compendium represents the first and only comprehensive taxonomic guide to the extraordinary diversity of plant life blanketing our continent north of Mexico--including…

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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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  Loasaceae - Familial and Generic Classification

  http://www2.biologie.fu-berlin.de/sysbot/weigend/webclassification.html

  Keine Beschreibung vorhanden.

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