/ Thesaurus / C Synonyms of castilleja sessiliflora Find synonyms for: Noun1. great plains paintbrush, Castilleja sessiliflora, Indian paintbrush, painted cupusage: hairy plant with pinkish flowers; Great Plains to northern MexicoWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: jaundice Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language