Cerastium longepedunculatum Muhl. ex Britton Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Caryophyllaceae genus Cerastium species Cerastium nutans Name Homonyms Cerastium longepedunculatum Muhl. ex Britton Cerastium longepedunculatum Muhl.