/ Thesaurus / P Synonyms of proboscis flower Find synonyms for: Noun1. common unicorn plant, devil's claw, common devil's claw, elephant-tusk, proboscis flower, ram's horn, Proboscidea louisianica, herb, herbaceous plantusage: annual of southern United States to Mexico having large whitish or yellowish flowers mottled with purple and a long curving beakWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language