Pimpinella saxifraga ssp. nigra (Mill.) P. Fourn. 1936
Heterotypic synonym according to GBIF classification (Originally found in sources as synonym of Pimpinella saxifraga subsp. nigra (Mill.) Thell., 1926)
Pimpinella saxifraga ssp. nigra (Mill.) Thell. 1926
Heterotypic synonym according to GBIF classification (Originally found in sources as accepted taxon within Pimpinella saxifraga L.)