hart's-tongue fern vs genus Asplenium

hart's-tongue fern and genus Asplenium both are nouns.

Word	Noun	Adjective	Verb	Adverb
hart's-tongue fern	Yes	No	No	No
genus Asplenium	Yes	No	No	No

hart's-tongue fern (noun)	genus Asplenium (noun)
Eurasian fern with simple lanceolate fronds	a genus of about 700 species of ferns, often treated as the only genus in the family Aspleniaceae, in some classification systems placed in family Polypodiaceae (Asplenium)
tropical American terrestrial fern with leathery lanceolate fronds; sometimes placed in genus Polybotrya
common epiphytic or sometimes terrestrial fern having pale yellow-green strap-shaped leaves; Florida to West Indies and Mexico and south to Uruguay