Nepenthes ramos is a tropical pitcher plant native to the northeastern Mindanao, Philippines. It is known from only a handful of herbarium specimens collected in 1919 at an elevation of 670 m above sea level. It likely grows in the forest on ultramafic soils.
Nepenthes ramos belongs to the informal " N. alata group", which also includes Nepenthes alata, N. ceciliae, N. copelandii, N. extincta, N. graciliflora, N. hamiguitanensis, N. kitanglad, Nepenthes kurata, Nepenthes leyte, N. mindanaoensis, Nepenthes negros, N. saranganiensis, and Nepenthes ultra.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): 616β622. Cheek, M. & M. Jebb (2013). Nepenthes ultra (Nepenthaceae), a new species from Luzon, Philippines. Blumea, published online on October 24, 2013. These species are united by a number of morphological characters, including winged petioles, lids with basal ridges on the lower surface (often elaborated into appendages), and upper pitchers that are usually broadest near the base.
The specific epithet ramos honours Philippine plant collecting Maximo Ramos, who collected the type material with J. Pascasio.
Plants matching the description of N. ramos have been observed in the Mindanao provinces of Bukidnon, Davao Oriental, and Surigao, and on an "isolated mountain" on an undisclosed island around 120 km from the type locality.Gronemeyer, T. (2015). Nepenthes ramos located in the field . Carnivorous Plants in the tropics, 5 January 2015. Gronemeyer, T. (2014). Nepenthes ramos am Naturstandort. G.F.P. Forum, November 29, 2014. These discoveries suggest that N. ramos might be the most common member of the " N. alata group" on the island of Mindanao.
The specific epithet kurata honours botanist Shigeo Kurata, best known for his 1976 book, Nepenthes of Mount Kinabalu.
Nepenthes kurata was formally synonymised with N. ramos in 2016.
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