Search results SearchResult 1 of 1Content pagesMultimediaEverythingAdvanced Centaurea nigrescens have accepted C. transalpina as well. R. J. Moore (1972) tentatively accepted two species, C. nigrescens and C. dubia, placing C. transalpina and C. vochinensis 5 KB (555 words) - 20:50, 5 November 2020