Polypodium scouleri vs leathery polypody

Polypodium scouleri and leathery polypody both are nouns.

Word	Noun	Adjective	Verb	Adverb
Polypodium scouleri	Yes	No	No	No
leathery polypody	Yes	No	No	No

As nouns, Polypodium scouleri and leathery polypody are synonyms defined as:

Polypodium scouleri and leathery polypody: stiff leathery-leaved fern of western North America having ovate fronds parted to the midrib

Other synonyms of Polypodium scouleri include coast polypody, leatherleaf.

Polypodium scouleri (noun)	leathery polypody (noun)
stiff leathery-leaved fern of western North America having ovate fronds parted to the midrib	stiff leathery-leaved fern of western North America having ovate fronds parted to the midrib