Logwood \Log"wood`\n. [So called from being imported in logs.] The heartwood of a tree ({H[ae]matoxylon Campechianum}), a native of South America, It is a red, heavy wood, containing a crystalline substance called h[ae]matoxylin, and is used largely in dyeing. An extract from this wood is used in medicine as an astringent. Also called {Campeachy wood}, and {bloodwood}. [1913 Webster]
Bloodwood \Blood"wood\, n. (Bot.) A tree having the wood or the sap of the color of blood. [1913 Webster] Note: Norfolk Island bloodwood is a euphorbiaceous tree ({Baloghia lucida}), from which the sap is collected for use as a plant. Various other trees have the name, chiefly on account of the color of the wood, as {Gordonia H[ae]matoxylon} of Jamaica, and several species of Australian {Eucalyptus}; also the true logwood ({ H[ae]matoxylon campechianum}). [1913 Webster]