Ricinophyllum americanum Pall. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Apiales family Araliaceae genus Oplopanax species Oplopanax horridus Name Homonyms Ricinophyllum americanum Pall. ex Ledeb. Ricinophyllum americanum Pall.