''Nepenthes sumagaya'' is a tropical pitcher plant native to the Philippines. It is known only from

Mount Sumagaya Mount Sumagaya is a mountain on the northern section of Mindanao in the Philippines. It is under the jurisdictional territory of the municipality of Claveria. It stands at a height of about . It is part of the Central Mindanao Cordillera that ...

in north-central Mindanao, where it grows in open areas at elevations from 1600 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 ...

to the summit at 2247 m. It is

sympatric In biology, two related species or populations are considered sympatric when they exist in the same geographic area and thus frequently encounter one another. An initially interbreeding population that splits into two or more distinct species sh ...

with '' N. pantaronensis'' and possible hybrids between these species have been recorded. Owing to its unusual combination of morphological characters, ''N. sumagaya'' has no obvious close relatives in the genus.

Botanical history

The discovery and recognition of this taxon as a new species was announced online in September 2012, under the placeholder name "''Nepenthes'' species 4". The species was formally described as ''Nepenthes amabilis'' by

Andreas Wistuba Andreas Wistuba (born 4 March 1967) is a German taxonomist and botanist specialising in the carnivorous plant genera ''Heliamphora'' and '' Nepenthes''. More than half of all known ''Heliamphora'' species have been described by Wistuba. Pub ...

, Thomas Gronemeyer, Marius Micheler, David Marwinski, Tobias Gieray, Fulgent Coritico, and Victor B. Amoroso, in a paper that was e-published on 6 June 2014.''Nepenthes amabilis'' Wistuba, Gronem., Micheler, Marwinski, Gieray, Coritico & V.B.Amoroso
International Plant Names Index (IPNI). The

specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

amabilis Amabilis (derived from Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome ...

'' is Latin for "lovely" and, according to the describing authors, refers "to the extraordinary beauty of the compact specimens with very colorful pitchers and mostly striped peristomes that were observed ''in situ''". The name used by Wistuba ''et al.'' is a '' nomen illegitimum'' (illegitimate name) as it is a later homonym; the

binomial name In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

''Nepenthes amabilis'' had previously been applied to a man-made hybrid: ('' N. rafflesiana'' × '' N. ampullaria'') × '' N. rafflesiana''.Schlauer, J. N.d
''Nepenthes amabilis''
Carnivorous Plant Database. That name is itself a later synonym of '' N. × hookeriana''. In the Autumn 2014 issue of ''

Planta Carnivora ''Planta Carnivora'' is a biannual periodical and the official publication of The Carnivorous Plant Society of the United Kingdom.Rice, B. 2010Carnivorous Plant Society Archives The Carnivorous Plant FAQ. rchived page from October 10, 2010/ref>< ...

'', Martin Cheek published this species under the ''

nomen novum In biological nomenclature, a ''nomen novum'' (Latin for "new name"), new replacement name (or replacement name, new substitute name, substitute name) is a scientific name that is created specifically to replace another scientific name, but only w ...

'' (replacement name) ''N. sumagaya''.''Nepenthes sumagaya'' Cheek
International Plant Names Index (IPNI).Mey, F.S. 2015
''Nepenthes sumagaya'', a new replacement name for ''Nepenthes amabilis''.
''Strange Fruits: A Garden's Chronicle'', 19 January 2015.

References

{{Taxonbar, from=Q17151900 Carnivorous plants of Asia sumagaya Endemic flora of the Philippines Flora of Mindanao Plants described in 2014 Taxa named by Martin Cheek