Nigella glauca Schkuhr ex Wender. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ranunculales family Ranunculaceae genus Nigella species Nigella arvensis Name Homonyms Nigella glauca Wallr. Nigella glauca Schkuhr ex Wender. Nigella glauca Schkuhr