Nepenthes rafflesiana var. nigro-purpurea Mast. in Gard. Chron. n.s. 18: 424, f. 70. 1882 Nepenthes rafflesiana var. nigro-purpurea Mast. in Gard. Chron. n.s. 18: 424, f. 70. 18821Taxon for this nameNepenthes rafflesiana var. nigro-purpurea Mast.1Nepenthes rafflesiana var. nigro-purpurea Mast.11. Type: Borneo, not located
