Nepenthes rafflesiana var. glaberrima Hook.f. in de Candolle, Prodr. 17: 97. 1873 Nepenthes rafflesiana var. glaberrima Hook.f. in de Candolle, Prodr. 17: 97. 18731Taxon for this nameNepenthes rafflesiana var. glaberrima Hook.f.1Nepenthes rafflesiana var. glaberrima Hook.f.11. Type: Singapore, Borneo & Sumatra, not located.