Saxifraga cernua Lapeyr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Saxifragales family Saxifragaceae genus Saxifraga species Saxifraga granulata Name Homonyms Saxifraga cernua L. Saxifraga cernua A.Gray, 1862 Saxifraga cernua Lapeyr.