1. One of many subfamilies into which some classification systems subdivide the Liliaceae but not widely accepted, comprising three subfamilies: Asphodeloideae, Hemerocallidoideae and Xanthorrhoeoideae (Xanthorrhoeaceae)
   "The Xanthorrhoeaceae classification remains debated among botanists";
   - family Xanthorrhoeaceae, grass tree family

Type of: liliid monocot family

Part of: family Liliaceae, Liliaceae, lily family

Encyclopedia: Xanthorrhoeaceae