• 

  Angiosperm families - Cornaceae Dum.

  https://www.delta-intkey.com/angio/www/cornacea.htm

  Description of Cornaceae Dum., generated from a DELTA database.

• 

  Amaryllidaceae: Preceded by an Attempt to Arrange the Monocotyledonous ... - William Herbert - Google Books

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

  Keine Beschreibung vorhanden.

• 

  Angiosperm families - Gesneriaceae Dum.

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

  Description of Gesneriaceae Dum., generated from a DELTA database.

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