Dracaena

views updated May 18 2018

Dracaena (family Agavaceae) A genus mostly of trees whose stems branch and thicken by an extrafascicular cambium (see FASCICULAR CAMBIUM). D. draco is the dragon tree. Trunks of several species exude dragon's-blood resin. There are about 40 species, occurring in the Old World tropics and subtropics.

dragon's blood

views updated Jun 08 2018

dragon's blood See DAEMONOROPS and DRACAENA.