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  Angiosperm families - Leguminosae-Caesalpinioideae Kunth

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

  Description of Leguminosae-Caesalpinioideae Kunth, generated from a DELTA database.

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  Flowering Plants · Dicotyledons: Capparales, Malvales and Non-betalain ... - Google Books

  https://books.google.de/books?id=I8oMV1lsS6kC

  When more than two decades ago this series was planned, classi?cation at the level of higher categories was rather contentious and considered to be of little concern for this book series. Through the advancement of molecular systematics within the last…

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  Angiosperm families - Labiatae Juss.

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

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

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