felt fern vs Cyclophorus lingua

felt fern and Cyclophorus lingua both are nouns.

Word	Noun	Adjective	Verb	Adverb
felt fern	Yes	No	No	No
Cyclophorus lingua	Yes	No	No	No

As nouns, felt fern and Cyclophorus lingua are synonyms defined as:

felt fern and Cyclophorus lingua: east Asian fern having fronds shaped like tongues; sometimes placed in genus Cyclophorus

Other synonyms of felt fern include Pyrrosia lingua, tongue fern.

felt fern (noun)	Cyclophorus lingua (noun)
east Asian fern having fronds shaped like tongues; sometimes placed in genus Cyclophorus	east Asian fern having fronds shaped like tongues; sometimes placed in genus Cyclophorus