Pityrogramma calomelanos aureoflava vs golden fern

Pityrogramma calomelanos aureoflava and golden fern both are nouns.

Word	Noun	Adjective	Verb	Adverb
Pityrogramma calomelanos aureoflava	Yes	No	No	No
golden fern	Yes	No	No	No

As nouns, Pityrogramma calomelanos aureoflava and golden fern are synonyms defined as:

Pityrogramma calomelanos aureoflava and golden fern: tropical American fern having fronds with light golden undersides

Pityrogramma calomelanos aureoflava (noun)	golden fern (noun)
tropical American fern having fronds with light golden undersides	stout tropical swamp fern (especially tropical America) having large fronds with golden yellow sporangia covering the undersides
	tropical American fern having fronds with light golden undersides