grass tree

noun

1. 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.

grass tree

noun

1. Also called: black boy.  yacca.  yacka. 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 See also acaroid gum

2. any of several similar Australasian plants

Word History and Origins

Origin of grass tree¹

First recorded in 1795–1805