Lagunday, N.E., Baul, M.J.G., Ansihagan, R.P. and Amoroso, V.B. 2025. Nepenthes higaonon (Nepenthaceae), a new species of pitcher plant from the northern Mindanao, Philippines. Phytotaxa. 689, 2 (Feb. 2025), 285–290. DOI:https://doi.org/10.11646/phytotaxa.689.2.12.