Nepenthes northiana Hook.f. in Gard. Chron. n.s. 16: 717, t. 144. 1881
Nepenthes northiana in Gard. Chron. n.s. 16: 717, t. 144. 1881
Unknown type category: Borneo, Sarawak, Jambusan, Curtis s.n. (K)
Nepenthes northiana in Gard. Chron. n.s. 16: 717, t. 144. 1881