Galium boreale var. incurvatum (Urschler) Kliphuis Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Gentianales family Rubiaceae genus Galium species Galium boreale Name Homonyms Galium boreale subsp. incurvatum (Urschler) Soják Galium boreale var. incurvatum (Urschler) Kliphuis