Definition

Noun 1. A specific fern species: Pyrrosia lingua is the scientific name for an evergreen fern species native to East Asia. It is characterized by its distinctive, simple, tongue-shaped fronds (leaves). It is also known historically by the synonym Cyclophorus lingua.

Usage Notes

• This term is a proper noun referring to a specific biological entity. It is always written in italics in scientific contexts.
• The first part () is the genus name. The second part () is the specific epithet, which is Latin for "tongue," describing the shape of its fronds.
• It is primarily used in botanical, horticultural, and scientific contexts.

Examples

• In a botanical description:
  • Pyrrosia lingua is an epiphytic fern commonly found growing on trees and rocks in forests.
  • The thick, leathery texture of the Pyrrosia lingua frond helps it retain water.
• In horticulture:
  • This shade garden features several specimens of Pyrrosia lingua.
  • Pyrrosia lingua is a popular choice for terrariums due to its slow growth and attractive form.

Advanced Usage

• Taxonomic Context: The notation "sometimes placed in genus " indicates a historical taxonomic revision. A botanist might write: "The species was originally described as but is now correctly classified under the genus ."

Variants and Related Words

• Common Name: Tongue fern, Felt fern.
• Historical/Synonymous Scientific Name: .
• Related Terms:
  • Epiphyte (n): A plant that grows on another plant for physical support but is not parasitic. Pyrrosia lingua is an epiphyte.
  • Frond (n): The leaf or leaf-like part of a fern.
  • Simple leaf (n): A leaf with a single, undivided blade, as seen in Pyrrosia lingua.

Synonyms

• Tongue fern
• Felt fern
• (obsolete taxonomic synonym)

Notes on Related Phrases

• This term does not have idioms or phrasal verbs associated with it, as it is a technical, proper noun.

Noun

1. east Asian fern having fronds shaped like tongues; sometimes placed in genus Cyclophorus