Piper aduncum subsp. brachyarthrum (Trel.) Yunck. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Piperales family Piperaceae genus Piper species Piper aduncum Name Homonyms Piper aduncum var. brachyarthrum (Trel.) Yunck.