ostrich fern vs Pteretis struthiopteris

ostrich fern and Pteretis struthiopteris both are nouns.

Word	Noun	Adjective	Verb	Adverb
ostrich fern	Yes	No	No	No
Pteretis struthiopteris	Yes	No	No	No

As nouns, ostrich fern and Pteretis struthiopteris are synonyms defined as:

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

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

ostrich fern (noun)	Pteretis 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