phanerogamae
Học thuậtThân thiện
Definition
Noun: - In former biological classification systems: one of two primary divisions within the plant kingdom, encompassing all plants that reproduce by means of seeds. This division has been superseded by the modern division Spermatophyta.
Usage
The term is used in a historical scientific context to discuss obsolete plant taxonomy. - The old botanical text divided the plant kingdom into Cryptogamae and Phanerogamae. - Phanerogamae, as a classification, included both gymnosperms and angiosperms.
Advanced Usage
- The term is primarily found in historical literature and discussions on the evolution of biological classification systems. It is not used in modern scientific nomenclature.
Variants and Related Words
- Spermatophyta (n): The modern division that has replaced Phanerogamae, comprising all seed plants.
- Cryptogamae (n): The historical division contrasting with Phanerogamae, containing plants that do not produce seeds (e.g., ferns, mosses, algae).
Synonyms
- Seed plants (general term)
- Spermatophytes (modern taxonomic term)
Notes on Meaning
This word has a single, specific historical meaning related to plant classification. It is an example of scientific terminology that has become obsolete with advances in systematic botany.
Noun
- in former classification systems: one of two major plant divisions, including all seed-bearing plants; superseded by the division Spermatophyta