Matteuccia struthiopteris vs Onoclea struthiopteris

Matteuccia struthiopteris and Onoclea struthiopteris both are nouns.

Word	Noun	Adjective	Verb	Adverb
Matteuccia struthiopteris	Yes	No	No	No
Onoclea struthiopteris	Yes	No	No	No

As nouns, Matteuccia struthiopteris and Onoclea struthiopteris are synonyms defined as:

Matteuccia struthiopteris and Onoclea struthiopteris: tall fern of northern temperate regions having graceful arched fronds and sporophylls resembling ostrich plumes

Other synonyms of Matteuccia struthiopteris include fiddlehead, ostrich fern, Pteretis struthiopteris, shuttlecock fern.

Matteuccia struthiopteris (noun)	Onoclea struthiopteris (noun)
tall fern of northern temperate regions having graceful arched fronds and sporophylls resembling ostrich plumes	tall fern of northern temperate regions having graceful arched fronds and sporophylls resembling ostrich plumes