Plants having seeds in a closed ovary WordNet 3.0 & Open English WordNet

Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae, commonly called angiosperms. Wikipedia

Clade of flowering plants Wikidata

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. OmegaWiki

Any plant of the clade Angiosperms, characterized by having ovules enclosed in an ovary; a flowering plant. Wiktionary

Member of plant group. Wiktionary (translation)