
1) Family polygalaceae 2) Milkwort family 3) Rosid dicot family
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https://www.crosswordclues.com/clue/polygalaceae

The Polygalaceae (syn. Diclidantheraceae, Moutabeaceae, Xanthophyllaceae) or the Milkwort family are made up of flowering plants in the order Fabales. They have a near-cosmopolitan range, with about 17 genera and 900–1,000 species of herbs, shrubs and trees. Over half of the species are in one genus, Polygala, the milkworts. Under the Cronquist ...
Found on
http://en.wikipedia.org/wiki/Polygalaceae

Polygalaceae is a family of plants, usually with milky juice, especially in their roots.
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http://www.probertencyclopaedia.com/browse/BPA.HTM

[
n] - trees, shrubs, and herbs widely distributed throughout both hemispheres
Found on
http://www.webdictionary.co.uk/definition.php?query=Polygalaceae
family Polygalaceae noun trees, shrubs, and herbs widely distributed throughout both hemispheres
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.