Oligoporus leucospongia vs family Polyporaceae

Oligoporus leucospongia and family Polyporaceae both are nouns.

Word	Noun	Adjective	Verb	Adverb
Oligoporus leucospongia	Yes	No	No	No
family Polyporaceae	Yes	No	No	No

Oligoporus leucospongia (noun)	family Polyporaceae (noun)
a pore fungus with a whitish cottony soft cap found on conifer logs in forests at high elevation in the western United States and adjacent Canada	fungi that become corky or woody with age, often forming shelflike growths on trees