Grass tree (): An Australian plant of the genus Xanthorrhoea, having a thick trunk crowned with a dense tuft of pendulous, grasslike leaves, from the center of which arises a long stem, bearing at its summit a dense flower spike looking somewhat like a large cat-tail. These plants are often called "blackboys" from the large trunks denuded and blackened by fire. They yield two kinds of fragrant resin, called Botany-bay gum, and Gum Acaroides.
Grass tree (): A similar Australian plant (Kingia australis).
Grass tree (n): Gaunt Tasmanian evergreen shrubby tree with slender tapering lea
Grass tree (n): Any of several Australian evergreen perennials having short thic
Grass tree (n): Elegant tree having either a single trunk or a branching trunk e