This section is from the book "Handbook Of Hardy Trees, Shrubs, And Herbaceous Plants", by W. Botting Hemsley. Also available from Amazon: Handbook of hardy trees, shrubs, and herbaceous plants.
Lobes of the calyx usually persistent. Stamens 10 or more. Carpels 1 to 8. Ovules 2 or more, pendulous. Carpels not included in the calyx-tube. Shrubs or herbs.
 
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