Polemonium mexicanum Nutt. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Ericales family Polemoniaceae genus Polemonium species Polemonium pulcherrimum Name Homonyms Polemonium mexicanum Cerv. ex Lag. Polemonium mexicanum Nutt. Polemonium mexicanum Cerv.