cystopteris

Thân thiện

A delicate cystopteris fern grows in the crevice of a mossy rock.

Definition

1. 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.

Học thuật

Noun

1. chiefly small perennial rock ferns: bladder ferns; in some classifications placed in Polypodiaceae

Từ đồng nghĩa

• Cystopteris
• genus Cystopteris