WordNet sense 1 (durable fragrant wood; used in building (as in the roof of the cathedral at Cordova, Spain)):

citronwood

WordNet sense 2 (a brittle and faintly aromatic translucent resin used in varnishes):

sandarach

WordNet sense 3 (large coniferous evergreen tree of North Africa and Spain having flattened branches and scalelike leaves yielding a hard fragrant wood; bark yields a resin used in varnishes):

Callitris quadrivalvis, Tetraclinis articulata, sandarac tree