/ Thesaurus / G Synonyms of genus physostigma Find synonyms for: Noun1. Physostigma, genus Physostigma, plant genususage: African woody vines: calabar beansWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: inane Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language