''Nepenthes graciliflora'' is a tropical

pitcher plant Pitcher plants are carnivorous plants known as pitfall traps—a prey-trapping mechanism featuring a deep cavity filled with digestive liquid. The traps of pitcher plant are considered to be "true" pitcher plants and are formed by specialized ...

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

to the

Philippines The Philippines, officially the Republic of the Philippines, is an Archipelagic state, archipelagic country in Southeast Asia. Located in the western Pacific Ocean, it consists of List of islands of the Philippines, 7,641 islands, with a tot ...

.Cheek, M. & M. Jebb 2013. ''Nepenthes ramos'' (Nepenthaceae), a new species from Mindanao, Philippines. ''Willdenowia'' 43(1): 107–111. Long considered a synonym of '' N. alata'', it was restored as a separate species in 2013 by

Martin Cheek Martin Roy Cheek (born 1960) is a botanist and taxonomist at the Royal Botanic Gardens, Kew.Matthew Jebb Matthew Hilary Peter Jebb (born 1958) is an Irish people, Irish botany, botanist and taxonomy (biology), taxonomist specialising in the ant plant genus, genera ''Squamellaria'', ''Myrmecodia'', ''Hydnophytum'', ''Myrmephytum'' and ''Anthorrhiza' ...

. It has been recorded from the islands of

Bohol Bohol (), officially the Province of Bohol (; ), is an island province of the Philippines located in the Central Visayas Regions of the Philippines, region, consisting of the island itself and 75 minor surrounding islands. It is home to Bohola ...

Leyte Leyte ( ) is an island in the Visayas group of islands in the Philippines. It is eighth-largest and sixth-most populous island in the Philippines, with a total population of 2,626,970 as of 2020 census. Since the accessibility of land has been ...

Luzon Luzon ( , ) is the largest and most populous List of islands in the Philippines, island in the Philippines. Located in the northern portion of the List of islands of the Philippines, Philippine archipelago, it is the economic and political ce ...

Mindanao Mindanao ( ) is the List of islands of the Philippines, second-largest island in the Philippines, after Luzon, and List of islands by population, seventh-most populous island in the world. Located in the southern region of the archipelago, the ...

Mindoro Mindoro is the seventh largest and eighth-most populous island in the Philippines. With a total land area of 10,571 km2 ( 4,082 sq.mi ), it has a population of 1,408,454, as of the 2020 census. It is located off the southwestern coast of ...

Panay Panay is the sixth-largest and fourth-most populous island in the Philippines, with a total land area of and a total population of 4,542,926, as of 2020 census. Panay comprises 4.4 percent of the entire population of the country. The City of Il ...

Samar Samar ( ) is the third-largest and seventh-most populous island in the Philippines, with a total population of 1,909,537 as of the 2020 census. It is located in the eastern Visayas, which are in the central Philippines. The island is divided in ...

, and

Sibuyan Sibuyan is a crescent-shaped island, the second largest in an archipelago comprising Romblon, Romblon Province, Philippines. Located in the namesake Sibuyan Sea, it has an area of and has a total population of 62,815, as of the 2020 census. Th ...

, and following the redelimitation of ''N. alata'' is the most widespread ''Nepenthes'' species of the Philippines. It is known from mossy,

submontane forest Montane ecosystems are found on the slopes of mountains. The alpine climate in these regions strongly affects the ecosystem because temperatures lapse rate, fall as elevation increases, causing the ecosystem to stratify. This stratification is ...

, generally at altitude, though the

type specimen In biology, a type is a particular wikt:en:specimen, specimen (or in some cases a group of specimens) of an organism to which the scientific name of that organism is formally associated. In other words, a type is an example that serves to ancho ...

from Sibuyan was collected at only . ''Nepenthes graciliflora'' belongs to the informal "''N. alata'' group", which also includes '' N. alata'', '' N. ceciliae'', '' N. copelandii'', '' N. extincta'', '' N. hamiguitanensis'', '' N. kitanglad'', '' N. kurata'', '' N. leyte'', '' N. mindanaoensis'', '' N. negros'', '' N. ramos'', '' N. saranganiensis'', and '' N. ultra''.Cheek, M. & M. Jebb 2013. Recircumscription of the ''Nepenthes alata'' group (Caryophyllales: Nepenthaceae), in the Philippines, with four new species. ''European Journal of Taxonomy'' 69: 1–23. 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.

References

* Mey, F.S. 2013
The ''Nepenthes alata'' group: resurrection of ''N. graciliflora'' ; ''N. ramos'' and ''N. negros'' described as new species.
''Strange Fruits: A Garden's Chronicle'', August 27, 2013. * Micheler, M., T. Gronemeyer, A. Wistuba, D. Marwinski, W. Suarez & V. Amoroso 2013. ''Nepenthes viridis'', eine neue ''Nepenthes''-Art von der Insel Dinagat, Philippinen. '' Das Taublatt'' 76: 4–21. {{Taxonbar, from=Q15044185 Carnivorous plants of Asia graciliflora Plants described in 1912 Endemic flora of the Philippines Taxa named by Adolph Daniel Edward Elmer