genus Avicennia vs white mangrove

genus Avicennia and white mangrove both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Avicennia	Yes	No	No	No
white mangrove	Yes	No	No	No

genus Avicennia (noun)	white mangrove (noun)
small genus of tropical shrubs or trees	a small to medium-sized tree growing in brackish water especially along the shores of the southwestern Pacific
	shrub to moderately large tree that grows in brackish water along the seacoasts of western Africa and tropical America; locally important as a source of tannin