male fern vs Dryopteris filix-mas

male fern and Dryopteris filix-mas both are nouns.

Word	Noun	Adjective	Verb	Adverb
male fern	Yes	No	No	No
Dryopteris filix-mas	Yes	No	No	No

As nouns, male fern and Dryopteris filix-mas are synonyms defined as:

male fern and Dryopteris filix-mas: fern of North America and Europe whose rhizomes and stalks yield an oleoresin used to expel tapeworms

male fern (noun)	Dryopteris filix-mas (noun)
fern of North America and Europe whose rhizomes and stalks yield an oleoresin used to expel tapeworms	fern of North America and Europe whose rhizomes and stalks yield an oleoresin used to expel tapeworms