cystopteris
Definition
- Noun:
- A genus of small perennial rock ferns: Cystopteris is the scientific name for a genus of ferns, commonly known as bladder ferns. They are typically small, perennial plants that often grow on or among rocks.
- A taxonomic classification: In botanical classification, Cystopteris is a genus. Historically, some classification systems have placed it within the family Polypodiaceae.
Examples of Usage
- Noun:
- The fragile fern, Cystopteris fragilis, is a common species in this genus.
- We studied the spore structure of various Cystopteris species in the lab.
- A patch of cystopteris was growing in the crevice of the limestone cliff.
Advanced Usage
- In botanical keys and descriptions: The term is used formally in scientific literature to identify and describe species within this genus.
- The specimen was keyed out to Cystopteris based on its indusium and sori characteristics.
Variants and Related Words
- Bladder fern (n): The common name for ferns in the genus , referring to the bladder-like indusium (a membrane covering the spore clusters).
- Cystopteris fragilis (n): A specific species within the genus, known as the brittle bladder fern or common fragile fern.
- Cystopteris bulbifera (n): Another species, the bulblet bladder fern, which reproduces via bulbils on its fronds.
Synonyms
- Bladder fern: The common English name for plants in this genus.
- Fragile fern: A common name for , sometimes used more broadly for the genus.
Related Phrases (Phrasal Verbs)
Not applicable for this scientific noun.
Related Idioms
Not applicable for this scientific noun.
Noun
-
chiefly small perennial rock ferns: bladder ferns; in some classifications placed in Polypodiaceae
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