/ Thesaurus / I Synonyms of iris virginica Find synonyms for: Noun1. southern blue flag, Iris virginica, iris, flag, fleur-de-lis, sword lilyusage: similar to blue flag; the eastern United StatesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language