genus Pinus vs gymnosperm genus

genus Pinus and gymnosperm genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Pinus	Yes	No	No	No
gymnosperm genus	Yes	No	No	No

As nouns, gymnosperm genus is a hypernym of genus Pinus; that is, gymnosperm genus is a word with a broader meaning than genus Pinus:

genus Pinus (noun)	gymnosperm genus (noun)
type genus of the Pinaceae: large genus of true pines	a genus of gymnosperms