Species SynonymScrophularia oregana PennellSynonym ofScrophularia californica Cham. & Schltdl.loadingAboutClassification and descendantsSource: Catalogue of LifeSearchLoadingLoadingLoadingLoadingLoadingLoading View allBibliographySource: Catalogue of Life1 resultPennell. (1928). Bull. Torrey Bot. Club 55: 316 (1928). CitationLoadingLoading
