Nepenthes deaniana

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Nepenthes deaniana
Nepenthes deaniana ASR 062007 pulgar palawan.jpg
A lower pitcher of Nepenthes deaniana. Thumb Peak (Mount Pulgar), Palawan.
Conservation status

Near Threatened (IUCN 3.1)[1]
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Nepenthaceae
Genus: Nepenthes
Species:
N. deaniana
Binomial name
Nepenthes deaniana
Macfarl. (1908)[2]

Nepenthes deaniana (/nɪˈpɛnθz ˌdniˈɑːnə/; after Dean C. Worcester) is a tropical pitcher plant endemic to the Philippines, where it grows at an altitude of 1180–1296 m above sea level.[3] The species is known only from the summit region of Thumb Peak, a relatively small, ultramafic mountain in Puerto Princesa Province, Palawan.

Nepenthes deaniana has no known natural hybrids.[3] No forms or varieties have been described.

In his Carnivorous Plant Database, taxonomist treats N. gantungensis, N. leonardoi and N. mira as heterotypic synonyms of N. deaniana.[4]

Adolph Daniel Edward Elmer recorded a plant from Mount Pulgar (now known as Thumb Peak) matching the description of N. deaniana. He made mention of this discovery in the April 20, 1912 issue of , in his formal description of N. graciliflora:[5]

Recently the writer [Elmer] observed a large sterile species on mount Pulgar of Palawan. Some of its pitchers were a foot long and six inches thick!


References[]

  1. ^ Clarke, C.M.; Lee, C. (2014). "Nepenthes deaniana". IUCN Red List of Threatened Species. IUCN. 2014: e.T39653A19631578. doi:10.2305/IUCN.UK.2014-1.RLTS.T39653A19631578.en.
  2. ^ Macfarlane, J.M. 1908. Nepenthaceae. In: A. Engler Das Pflanzenreich IV, III, Heft 36: 1–91.
  3. ^ a b McPherson, S.R. 2009. Pitcher Plants of the Old World. 2 volumes. Redfern Natural History Productions, Poole.
  4. ^ Schlauer, J. N.d. Nepenthes deaniana. Carnivorous Plant Database.
  5. ^ Elmer, A.D.E. 1912. Nepenthaceae. [pp. 1494–1496] In: Two score of new plants. Leaflets of Philippine Botany 4: 1475–1520.

Further reading[]

External links[]

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