ウツボカズラ属の種一覧
次の未記載種(undescribed taxa)は、書籍「Pitcher Plants of the Old World」とその補足書で2011年出版の「New Nepenthes: Volume One」から引用した。
Suarez, H. Nuytemans, M. Calaramo, A. Wistuba, F.S. Mey & V.B. Amoroso 2016. Two new Nepenthes species from the Philippines and an emended description of Nepenthes ramos. Plants 5(2): 23. doi:10.3390/plants5020023
1 2 3 4 5 6 7 8 9 10 11 12 13 Cheek, M. & M. Jebb 2013. Typification and redelimitation of Nepenthes alata with notes on the N. alata group, and N. negros sp. nov. from the Philippines. Nordic Journal of Botany 31(5): 616–622. doi:10.1111/j.1756-1051.2012.00099.x
1 2 3 4 5 6 7 8 9 10 11 12 Adam, J.H., C.C. Wilcock & M.D. Swaine 1992. The ecology and distribution of Bornean Nepenthes. Journal of Tropical Forest Science 5(1): 13–25.
1 2 3 4 5 Cheek, M. & M. Jebb 2013. Nepenthes alzapan (Nepenthaceae), a new species from Luzon, Philippines.