subclass caryophyllidae

Found in Anh - Anh (Wordnet)

Definition Noun : A taxonomic subclass of flowering plants (angiosperms) characterized by having basal or central placentation (the arrangement of ovules within the ovary) and trinucleate pollen (pollen grains containing three nuclei when shed, whereas binucleate pollen is more common in other flowering plants). This group contains approximately 14 families and corresponds roughly to the order...