- any Australian plant of the genus Xanthorrhoea, of the lily family, having a stout, woody stem bearing a tuft of long grasslike leaves and a dense flower spike.
- any plant of the Australian genus Xanthorrhoea, having a woody stem, stiff grasslike leaves, and a spike of small white flowers: family Xanthorrhoeaceae . Some species produce fragrant resins
- any of several similar Australasian plants
