Any member of the more than 250,000 species of flowering plants. Angiosperms are often differentiated from gymnosperms by their production of seeds within a closed chamber (ovary). The Angiosperms division is composed of two classes, monocotyledons and dicotyledons.
(flowering plants) a class of vascular plants, all characteristically bearing seeds within enclosing carpellary systems (eg. oaks and eucalypts).
The flowering plants. Plants that produce flowers in which the egg cells (ovules) are covered by a tissue called the ovary. The ovules develop into seeds and the ovary into a covering called the fruit.