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A seed plant having ovules enclosed in an ovary and exhibiting double fertilization; a flowering plant.

an′gi·o·sper′mous adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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Adj.1.angiospermous - of or related to or characteristic of plants that are angiosperms
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References in periodicals archive ?
This was the first direct evidence that such fossil columellar monosulcate pollen was angiospermous, which had been questioned by some early workers (e.g., Brenner, 1963).
These samples also yielded a palynomorph assemblage of 33 taxa of which 17 are gymnospermous and angiospermous pollen grains, 10 are pteridophytic spores, and 4 are fungal spores and hyphae.
Most of the angiospermous swamp trees that occurred in this wetland were uprooted.
Alexander IJ, Hogberg P (1986) Ectomycorrhizas of tropical angiospermous trees.
Four main ecological sporomorph groups characterize the samples: (1) gymnospermous inaperturates and saccates; (2) angiospermous monocotyledons and (3) dicotyledons; and (4) pteridophytic fern spores.