Galium glabrum (L.) A.Kern. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Rubiaceae genus Cruciata species Cruciata glabra Name Homonyms Galium glabrum Hoffm. Galium glabrum Thunb. Galium glabrum (L.) A.Kern. Galium glabrum Röhl. ex Steud. Galium glabrum (L.) Röhl.