- logwood - very hard brown to brownish-red heartwood of a logwood tree; used in preparing a purplish red dye
--1 is a kind of wood
--1 is a substance oflogwood, logwood tree, campeachy, bloodwood tree, Haematoxylum campechianum - logwood, logwood tree, campeachy, bloodwood tree, Haematoxylum campechianum - 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
--2 is a kind of blackwood, blackwood tree
--2 is a member of
--2 has substances: logwoodHaematoxylum, genus Haematoxylum, Haematoxylon, genus Haematoxylon - logwood, logwood tree, campeachy, bloodwood tree, Haematoxylum campechianum - 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