• 

  Observations on the Genus Mesembryanthemum, Containing Scientific ... - Adrian Hardy Haworth - Google Books

  http://books.google.de/books?id=M5caAAAAYAAJ

  Keine Beschreibung vorhanden.

• 

  Angiosperm families - Bignoniaceae Juss.

  http://www.delta-intkey.com/angio/www/bignonia.htm

  Description of Bignoniaceae Juss., generated from a DELTA database.

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