Erythroxylum williamsii Standl. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malpighiales family Erythroxylaceae genus Erythroxylum species Erythroxylum williamsii Name Homonyms Erythroxylum williamsii Standl. ex Plowman Erythroxylum williamsii Standl.