Xanthorrhoea species; Flora-Australia-58: Grass tree-Xanthorhoea–endemic to Australia, Grows 20 to 25 feet. trunk and leaf base rich in rasin, flowers have necter for birds and insects. I couldn`t confirm the sp ,may be glauca,. Refrences: http://www.theplantlist.org/tpl/search?q=xanthorrhoea