Hand Angiosperms and gymnosperms are both seed producing vascular plants, but they differ primarily in how they protect their seeds. Angiosperms, or flowering plants, enclose their seeds within a fruit, while gymnosperms, Create a Succulent Seascape Rock Garden Black Gold Seed Germination and Propagation Reference Guide Klamath Siskiyou Native Seeds Wildflower Seeds Perennial Mix, 25 Variety, 4oz Homegrown Garden