Chiastophyllum (Ledeb.) A.Becker Dataset GBIF Backbone Taxonomy Rank GENUS Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Saxifragales family Crassulaceae genus Umbilicus Name Homonyms Chiastophyllum Stapf Chiastophyllum (Ledeb.) A.Berger Chiastophyllum (Ledeb.) A.Becker