/ Thesaurus / B Synonyms of betula alleghaniensis Find synonyms for: Noun1. yellow birch, Betula alleghaniensis, Betula leutea, birch, birch treeusage: tree of eastern North America with thin lustrous yellow or grey barkWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: sequester Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language