felt fern
Học thuậtThân thiện
Definition
Noun 1. A type of fern: "felt fern" refers to a specific species of fern native to East Asia. Its defining characteristic is that its fronds (leaves) have a shape resembling tongues. The plant is also known by the scientific name Pyrrosia lingua and was formerly classified in the genus Cyclophorus.
Usage
- The felt fern is popular in shade gardens due to its unique, tongue-shaped foliage.
- Botanists noted that the felt fern () thrives on mossy tree trunks and rocks.
- Its common name, felt fern, comes from the fuzzy, felt-like texture sometimes found on the undersides of its fronds.
Advanced Usage
- In botanical classification: The term is used to specify this species within discussions of pteridophytes (ferns). Its reclassification from genus to is a point of technical reference.
Variants and Related Words
- Pyrrosia lingua (n): The current scientific name for the felt fern.
- Cyclophorus lingua (n): A former scientific name for the same plant, sometimes seen in older texts.
- Tongue fern (n): Another common name for this plant, directly describing the shape of its fronds.
Synonyms
- Tongue fern
- Pyrrosia (when referring to the genus, which includes this and similar species)
Noun
- east Asian fern having fronds shaped like tongues; sometimes placed in genus Cyclophorus