Pteridaceae
Definition
Noun: 1. A family of ferns: Pteridaceae is the scientific name for a large family of ferns in the order Polypodiales. It is one of the major fern families, encompassing many common genera. 2. A taxonomic subdivision: In some botanical classification systems, Pteridaceae is a family created by subdividing the broader family Polypodiaceae. This family can itself be further divided into smaller groups.
Usage Examples
- The Pteridaceae family includes popular ferns like the maidenhair fern and the brake fern.
- Botanists often study the spore patterns unique to Pteridaceae.
- This classification system places the genus within the Pteridaceae.
Advanced Usage
- In taxonomic discussion: The term is used when discussing the phylogeny (evolutionary relationships) and classification of ferns. For example: "The circumscription of Pteridaceae has changed significantly with DNA analysis."
Variants and Related Words
- Pteridaceous (adjective): Of or relating to the fern family Pteridaceae.
- The pteridaceous characteristics were evident in the fossil.
- Pteridophyte (noun): A member of the division Pteridophyta, which includes all ferns and their allies. Pteridaceae is a family within this division.
Synonyms
- Brake family: A common name for Pteridaceae, derived from one of its common genera (, the brake ferns).
- Maidenhair fern family: Another informal name, referencing the well-known genus .
Related Terms & Context
- Polypodiaceae: The larger fern family from which Pteridaceae is sometimes subdivided.
- Filicales / Polypodiales: The order to which this family belongs.
- Genus examples: Common genera within Pteridaceae include (maidenhair ferns), (brake ferns), and (lip ferns).
Noun
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one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems; Pteridaceae is itself in turn sometimes further subdivided
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