Pinus erzeroomica Calvert ex Godr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Pinopsida order Pinales family Pinaceae genus Pinus species Pinus sylvestris Name Homonyms Pinus erzeroomica Calvert ex Gordon & Glend. Pinus erzeroomica Calvert Pinus erzeroomica Calvert ex Godr.