Eriogonum sphaerocephalum Douglas Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Polygonaceae genus Eriogonum species Eriogonum sphaerocephalum Name Homonyms Eriogonum sphaerocephalum Douglas ex Benth. Eriogonum sphaerocephalum Douglas