Nepenthes nigropurpurea (Mast.) Mast. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Nepenthaceae genus Nepenthes species Nepenthes rafflesiana Name Homonyms Nepenthes nigropurpurea Anon. Nepenthes nigropurpurea (Mast.) Mast.