Sempervivum caucasicum Rupr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Saxifragales family Crassulaceae genus Sempervivum species Sempervivum caucasicum Name Homonyms Sempervivum caucasicum Rupr. ex Boiss. Sempervivum caucasicum Rupr.