dagger fern vs Polystichum acrostichoides

dagger fern and Polystichum acrostichoides both are nouns.

Word	Noun	Adjective	Verb	Adverb
dagger fern	Yes	No	No	No
Polystichum acrostichoides	Yes	No	No	No

As nouns, dagger fern and Polystichum acrostichoides are synonyms defined as:

dagger fern and Polystichum acrostichoides: North American evergreen fern having pinnate leaves and dense clusters of lance-shaped fronds

Other synonyms of dagger fern include canker brake, Christmas fern, evergreen wood fern.

dagger fern (noun)	Polystichum acrostichoides (noun)
North American evergreen fern having pinnate leaves and dense clusters of lance-shaped fronds	North American evergreen fern having pinnate leaves and dense clusters of lance-shaped fronds