ウツボカズラ属の種一覧
Amoroso 2013. Nepenthes viridis, eine neue Nepenthes-Art von der Insel Dinagat, Philippinen. Das Taublatt 76: 4–21.
1 2 3 McPherson, S.R. 2011. The discovery of Nepenthes sp. 'Anipahan'. In: New Nepenthes: Volume One. Redfern Natural History Productions, Poole. pp. 330–345.
↑ Jebb, M. 1994. NEPENTHES revision for Flora Malesiana. Carnivorous Plant Mailing List, September 9, 1994.
↑ Adam, J.H. & C.C. Wilcock 1998 ['1996']. Pitcher plants of Mt. Kinabalu in Sabah. The Sarawak Museum Journal 50(71): 145–171.
1 2 Krutzsch, W. 1985. Über Nepenthes-Pollen im europäischen Tertiär. Gleditschia 13: 89–93.
↑ Krutzsch, W. 1989. Paleogeography and historical phytogeography (paleochorology) in the Neophyticum. Plant Systematics and Evolution 162(1–4): 5–61.