The division of seed plants that includes all the flowering plants, characterized by the possession of flowers. The ovules, which become seeds after fertilization, are enclosed in ovaries. The xylem contains true vessels. The angiospermae are divided into two subclasses: Monocotyledoneae and Dycotiledoneae.
Any plant of the clade Angiosperms, characterized by having ovules enclosed in an ovary; a flowering plant.