Species SynonymLichen nigrescens Huds.Synonym ofCollema nigrescens (Huds.) DC.loadingAboutClassification and descendantsSource: Catalogue of LifeSearchLoadingLoadingLoadingLoadingLoadingLoadingBibliographySource: Catalogue of Life1 result(1762). Fl. Angl.: 450. CitationLichen nigrescens Huds. in undefined