Saxifraga rupestris Thomas Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Saxifragales family Saxifragaceae genus Saxifraga species Saxifraga valdensis Name Homonyms Saxifraga rupestris Lapeyr. Saxifraga rupestris Salisb. Saxifraga rupestris Thomas ex Ser. Saxifraga rupestris Willd. Saxifraga rupestris T.C.Ku Saxifraga rupestris Thomas