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- DictionarySeed plant
noun
- 1. a plant that produces seeds, as opposed to one that produces spores. "the economic importance of seed plants cannot be overemphasized as they are our main source of food"
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Sep 1, 2022 · The meaning of SEED PLANT is a plant that bears seeds; specifically : spermatophyte.
seed plant, any of the more than 300,000 species of seed-bearing vascular plants. Although the taxonomic division Spermatophyta is no longer accepted, the term spermatophyte is used to refer collectively to the angiosperms (flowering plants) and gymnosperms ( conifers , cycads , and allies).
- The Editors of Encyclopaedia Britannica
1. a (1) : the grains or ripened ovules of plants used for sowing. (2) : the fertilized ripened ovule of a flowering plant containing an embryo and capable normally of germination to produce a new plant. broadly : a propagative plant structure (such as a spore or small dry fruit) : a propagative animal structure: (1) : milt, semen. (2)
Jan 18, 2024 · Seed plants are composed of two major lineages: gymnosperms (meaning naked seed) and angiosperms (meaning covered seed). These two lineages represent major differences in life history traits connected to the evolutionary conditions during which each evolved.
Seeds allow plants to disperse the next generation through both space and time. With such evolutionary advantages, seed plants have become the most successful and familiar group of plants. Gymnosperms (“naked seed”) are a diverse group of seed plants and are paraphyletic. Paraphyletic groups do not include descendants of a single common ancestor.
Seed Plants. Seed plants are called spermatophytes. The evolution of seeds by vascular plants was a very big deal. In fact, it was arguably as important as the evolution of vascular tissues. Seeds solved the problem of releasing offspring into a dry world.
Jul 28, 2021 · Definition. noun, plural: seeds. ( botany) An encapsulated plant embryo; a fertilized ovule of a plant. Supplement. A seed is a fertilized ovule containing the plant embryo. Given the appropriate growth conditions, it will become the new plant.
