genus Haematoxylum vs logwood

genus Haematoxylum and logwood both are nouns.

Word	Noun	Adjective	Verb	Adverb
genus Haematoxylum	Yes	No	No	No
logwood	Yes	No	No	No

genus Haematoxylum (noun)	logwood (noun)
small genus of tropical American spiny bushy shrubs or trees	spiny shrub or small tree of Central America and West Indies having bipinnate leaves and racemes of small bright yellow flowers and yielding a hard brown or brownish-red heartwood used in preparing a black dye
	very hard brown to brownish-red heartwood of a logwood tree; used in preparing a purplish red dye