seed plant
Học thuậtThân thiện
Definition
- Noun:
- A plant that reproduces by means of seeds, not spores: A "seed plant" is a member of the group of plants (Spermatophytes) whose life cycle involves the production of seeds. This is the primary method of reproduction and dispersal, distinguishing them from plants like ferns or mosses that reproduce via spores.
Examples of Usage
- Noun:
- Oak trees and rose bushes are both examples of a seed plant.
- The evolution of the seed plant was a major event in Earth's history.
- Botany students learn to identify the key characteristics of a seed plant.
Advanced Usage
- In botanical classification: The term "seed plant" is used to refer collectively to gymnosperms (like conifers) and angiosperms (flowering plants).
- The fossil record shows a clear progression from early vascular plants to advanced seed plants.
Variants and Related Words
- Spermatophyte (n): The formal scientific term for a seed plant.
- Spermatophytes dominate most terrestrial ecosystems.
- Angiosperm (n): A seed plant that produces flowers and encloses its seeds within a fruit.
- Gymnosperm (n): A seed plant that bears "naked" seeds, not enclosed in an ovary, such as a pine tree.
Synonyms
- Spermatophyte: The direct scientific synonym.
- Phanerogam: An older, less common botanical term for a seed-producing plant.
Related Phrases
- Seed-bearing plant: A descriptive phrase synonymous with "seed plant."
- The garden was designed to feature only native seed-bearing plants.
Noun
- plant that reproduces by means of seeds not spores