/ Thesaurus / B Synonyms of brachychiton australis Find synonyms for: Noun1. flame tree, broad-leaved bottletree, Brachychiton australis, bottle-tree, bottle treeusage: north Australian tree having white flowers and broad leavesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language