Meaning of cabbage tree

(noun) Australian palm with leaf buds that are edible when young

tree with shaggy unpleasant-smelling toxic bark and yielding strong durable wood; bark and seeds used as a purgative and vermifuge and narcotic

elegant tree having either a single trunk or a branching trunk each with terminal clusters of long narrow leaves and large panicles of fragrant white, yellow or red flowers; New Zealand