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Nepenthes bicalcarata

(Nepenthes)

Overview

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Vulnerable

Threat status

Common Names

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Common Names in English:

Nepenthes

Description

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Family Nepenthaceae

Lianas or shrubs to 20 m , sometimes only weakly woody, dioecious, carnivorous . Stem simple or branched, erect , climbing , or procumbent , cylindric or triangular in cross section , glabrous or pubescent . Leaves alternate, petiolate or sessile; midvein prolonged into a tendril , apex of tendril usually developing into a dimorphic pitcher with a lid usually projecting over mouth and a spur inserted at base of lid. Pitchers toward base of plant ovoid , facing inward, with 2 fringed wings, tendril ventral, uncoiled; pitchers toward apex of plant cylindric or funnelform , facing outward, wings generally unfringed or reduced to ridges , tendril dorsal, coiled. Inflorescence terminal (appearing leaf opposed because of continued axillary growth), racemose, or with secondary branches 2-flowered or cincinni, usually sparsely bracteate . Flowers regular; perianth in 1 whorl of (3 or) 4 tepals. Male flowers with 4-24 anthers ; filaments united into a column; pistils inconspicuous. Female flowers with inconspicuous anthers; pistils (3 or) 4; ovary superior, stipitate or not, ovoid-globose or tetragonal-terete, rarely obdeltoid , (3 or) 4-loculed; placentation axile ; ovules numerous , in many rows ; style very short to obsolete ; stigma disclike, (3 or) 4-lobed. Capsule (3 or) 4-valved, leathery or woody, loculicidally dehiscent . Seeds numerous, usually hairlike; embryo straight; endosperm fleshy .

One genus and ca. 85 species: Africa (Madagascar), S and SE Asia, N Australia, Pacific Islands (Caroline Islands) ; one species in China.

All species of the Nepenthaceae are carnivorous, so far as is known.[1]

Genus Nepenthes

Morphological characters and geographical distribution are the same as those for the family .[2]

Habitat

Ecology: Common in peat-swamp forest dominated by Shorea albida; also occasionally in heath forest on white sand soils; from sea-level to 950 m altitude .


List of Habitats :1.5Forest - Subtropical/Tropical Dry 1.8Forest - Subtropical/Tropical Swamp

Taxonomy

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Notes

Publishing author : Hook.f. Publication : Prodr. (DC.) 17: 97 (-98) 1873 [16 Oct 1873]An accepted name in the RHS Horticultural Database.

Similar Species

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Members of the genus Nepenthes

ZipcodeZoo has pages for 345 species, subspecies, varieties, forms, and cultivars in this genus. Here are just 100 of them:

N. adnata (Nepenthes) · N. adrianii · N. alata (Winged Pitcher Plant) · N. alata Blanco 'Mindanao' · N. alata × merrilliana · N. alata × ventricosa · N. alba · N. albo-marginata · N. albolineata · N. albomarginata (Nepenthes) · N. alicae · N. alisaputrana · N. amabilis · N. amesiana · N. ampullacea · N. ampullaria (Nepenthes) · N. ampullaria var. racemosa · N. anamensis · N. angasanensis (Nepenthes) · N. angustifolia · N. aptera (Nepenthes) · N. argentii (Nepenthes) · N. aristolochioides (Nepenthes) · N. armbrustae · N. atro-sanguinea · N. balfouriana · N. beccariana · N. bellii (Nepenthes) · N. benstonei (Nepenthes) · N. bernaysii · N. bicalcarata (Nepenthes) · N. bicalcarata × N. khasiana · N. blancoi · N. bongso (Nepenthes) · N. bongso × hamata · N. borneensis · N. boschiana (Nepenthes) · N. boschiana var. lowii · N. brachycarpa · N. burbidgeae (Nepenthes) · N. burbidgei · N. burkei · N. burkeii · N. campanulata (Nepenthes) · N. carunculata · N. carunculata var. robusta · N. celebica · N. chaniana · N. chapmanii · N. chelsonii · N. cholmondeleyi · N. cincta · N. clipeata (Nepenthes) · N. clipeata × veitchii · N. 'Clone Clip 1' · N. coccinea · N. compacta · N. copelandii (Nepenthes) · N. courtii · N. cristata · N. curtisii · N. curtisii subsp. zakriana · N. curtisii zakriana · N. cylindrica · N. danseri · N. deaniana · N. decurrens · N. densiflora (Nepenthes) · N. dentata · N. 'Deplamira' · N. deslogesii · N. diatas (Nepenthes) · N. dicksoniana · N. distillatoria (Nepenthes) · N. dominii · N. dormanniana · N. dubia (Nepenthes) · N. dyak · N. echinostoma · N. edgeworthii · N. edinensis · N. edwardsiana (Nepenthes) · N. edwardsiana macrophylla · N. edwardsiana subsp. macrophylla · N. ephippiata (Nepenthes) · N. eustachya (Nepenthes) · N. eustachys · N. excelsior · N. eymae (Nepenthes) · N. faizaliana (Nepenthes) · N. fallax (Nepenthes) · N. fimbriata · N. fimbriata f. pubescens · N. findlayana · N. flava · N. formosa · N. fusca (Nepenthes) · N. fusca 'Sarawak' · N. fusca × maxima · N. garrawayae

More Info

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Further Reading

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Notes

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Contributors

Identifiers

Footnotes

  1. Lianli Lu, Martin Cheek & Matthew H. P. Jebb "Nepenthaceae". in Flora of China Vol. 8 Page 198. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
  2. "Nepenthes". in Flora of China Vol. 8 Page 198. Published by Science Press (Beijing) and Missouri Botanical Garden Press. Online at EFloras.org. [back]
Last Revised: 7/2/2009