Polemonium caeruleum f. insulare KojiIto Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ericales family Polemoniaceae genus Polemonium species Polemonium caeruleum Name Homonyms Polemonium caeruleum f. insulare Koji Ito Polemonium caeruleum f. insulare KojiIto