/ Thesaurus / B Synonyms of brachychiton rupestris Find synonyms for: Noun1. Queensland bottletree, narrow-leaved bottletree, Brachychiton rupestris, Sterculia rupestris, bottle-tree, bottle treeusage: large tree of Queensland having cream-colored flowers blotched with red inside; sometimes placed in genus SterculiaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: magnanimous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language