''Nepenthes densiflora'' () is a tropical

pitcher plant Pitcher plants are several different carnivorous plants which have modified leaves known as pitfall traps—a prey-trapping mechanism featuring a deep cavity filled with digestive liquid. The traps of what are considered to be "true" pitcher p ...

endemic Endemism is the state of a species being found 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 found elsew ...

Sumatra Sumatra is one of the Sunda Islands of western Indonesia. It is the largest island that is fully within Indonesian territory, as well as the sixth-largest island in the world at 473,481 km2 (182,812 mi.2), not including adjacent i ...

, where it grows at an altitude of between 1700 and 3200 m

above sea level Height above mean sea level is a measure of the vertical distance (height, elevation or altitude) of a location in reference to a historic mean sea level taken as a vertical datum. In geodesy, it is formalized as ''orthometric heights''. The comb ...

.McPherson, S.R. & A. Robinson 2012. ''

Field Guide to the Pitcher Plants of Sumatra and Java This list of ''Nepenthes'' literature is a listing of major published works dealing with the tropical pitcher plants of the genus ''Nepenthes''. It includes specialised standalone publications and taxonomic monographs released as part of larger ...

''. Redfern Natural History Productions, Poole. No forms or varieties of ''N. densiflora'' have been described.

Taxonomy

In 2001,

Charles Clarke Charles Rodway Clarke (born 21 September 1950) is a British Labour Party politician, who was the Member of Parliament (MP) for Norwich South from 1997 until 2010, and served as Home Secretary from December 2004 until May 2006. Early life Th ...

performed a

cladistic analysis Cladistics (; ) is an approach to biological classification in which organisms are categorized in groups ("clades") based on hypotheses of most recent common ancestry. The evidence for hypothesized relationships is typically shared derived chara ...

of the ''Nepenthes'' species of Sumatra and

Peninsular Malaysia Peninsular Malaysia ( ms, Semenanjung Malaysia; Jawi: سمننجڠ مليسيا), or the States of Malaya ( ms, Negeri-negeri Tanah Melayu; Jawi: نڬري-نڬري تانه ملايو), also known as West Malaysia or the Malaysian Peninsula, ...

using 70 morphological characteristics of each taxon. The following is part of the resultant

cladogram A cladogram (from Greek ''clados'' "branch" and ''gramma'' "character") is a diagram used in cladistics to show relations among organisms. A cladogram is not, however, an evolutionary tree because it does not show how ancestors are related to d ...

, showing "Clade 3", which comprises ''N. densiflora'' and three other related species.Clarke, C.M. 2001. ''

Nepenthes of Sumatra and Peninsular Malaysia ''Nepenthes of Sumatra and Peninsular Malaysia'' is a monograph by Charles Clarke on the tropical pitcher plants of Sumatra, Peninsular Malaysia, and their minor surrounding islands. It was published in 2001 by Natural History Publications (Borneo ...

''. Natural History Publications (Borneo), Kota Kinabalu.

Natural hybrids

The following natural hybrids involving ''N. densiflora'' have been recorded. *'' N. angasanensis'' × ''N. densiflora''

References

''. PILI-NGO Movement, Bogor. * Mansur, M. 2001
Koleksi ''Nepenthes'' di Herbarium Bogoriense: prospeknya sebagai tanaman hias.
In: ''Prosiding Seminar Hari Cinta Puspa dan Satwa Nasional''. Lembaga Ilmu Pengetahuan Indonesia, Bogor. pp. 244–253. * Meimberg, H., A. Wistuba, P. Dittrich & G. Heubl 2001. Molecular phylogeny of Nepenthaceae based on cladistic analysis of plastid trnK intron sequence data. ''Plant Biology'' 3(2): 164–175. * Meimberg, H. 2002.�
Molekular-systematische Untersuchungen an den Familien Nepenthaceae und Ancistrocladaceae sowie verwandter Taxa aus der Unterklasse Caryophyllidae s. l..
PhD thesis, Ludwig Maximilian University of Munich, Munich. * Meimberg, H. & G. Heubl 2006. Introduction of a nuclear marker for phylogenetic analysis of Nepenthaceae. ''Plant Biology'' 8(6): 831–840. * Meimberg, H., S. Thalhammer, A. Brachmann & G. Heubl 2006. Comparative analysis of a translocated copy of the ''trnK'' intron in carnivorous family Nepenthaceae. ''Molecular Phylogenetics and Evolution'' 39(2): 478–490. * Whitten, T., S.J. Damanik, J. Anwar & N. Hisyam 2000
''The Ecology of Sumatra''
Periplus Editions, Hong Kong.

External links

at the Carnivorous Plant Photofinder densiflora Endemic flora of Sumatra Carnivorous plants of Asia Taxa named by Benedictus Hubertus Danser {{Nepenthes-stub

Taxonomy

Natural hybrids

References

Further reading

External links