blue point vs genus Ostrea

blue point and genus Ostrea both are nouns.

Word	Noun	Adjective	Verb	Adverb
blue point	Yes	No	No	No
genus Ostrea	Yes	No	No	No

blue point (noun)	genus Ostrea (noun)
small edible oyster typically from the southern shore of Long Island	type genus of the family Ostreidae
oysters originally from Long Island Sound but now from anywhere along the northeastern seacoast; usually eaten raw