/ Thesaurus / P Synonyms of penstemon davidsonii Find synonyms for: Noun1. Davidson's penstemon, Penstemon davidsonii, wildflower, wild flowerusage: mat-forming plant with blue and lavender flowers clustered on short erect stems; British Columbia to northern CaliforniaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language