Pothos cuspidatus Alderw.
  • Bull. Jard. Bot. Buitenzorg, sér. 3, 4: 337 (1922) 


Notes: Distribution: W. New Guinea

General Description

Very slender, highly ramified climber or hemi-epiphyte, the branchlets having the leaves interspersed with a greater number of cataphylls. Shoot system architecture unclear; eocaul and seedling not observed. LEAVES drying dull dark green; petiole slender, to 2.5 cm long, c. ¼ the length of the blade, very narrowly sheathing to the geniculum; blade highly variable in size on a branch, c. 6–12.5 cm × 1.5–4 cm (sometimes much smaller on ultimate branchlets), ovate-lanceolate to lanceolate, rather abruptly acuminate into prolonged ‘drip tips’, base acute to somewhat obtuse; primary lateral veins diverging at 45–75°, intramarginal veins one on each side of the midrib, submarginal. INFLORESCENCE solitary, terminal on ultimate leafy branches but subtended by one or more narrow cataphylls to 1.7 cm long; peduncle 1–2 cm long, very slender. Spathe c. 3 cm × 4 mm, ovate, subulate. Spadix sessile, 1 cm × c. 3 mm, oblong. Flowers c. 1.6 mm diam., with 6 free tepals and 6 stamens. INFRUCTESCENCE with 2–5 berries; fruit 1–1.2 cm × c. 5 mm, elongate-obovoid; seeds not observed.

Habitat

Mossy lower montane in forest.

Distribution

Malesia: endemic to western New Guinea (known only from northern Papua Barat in the Taritatau (Idenburgh) River area).

Distribution Map

 
  • Native distribution
Found in
  • Asia-Tropical Papuasia New Guinea

  Bibliography

  • 1 Govaerts, R. & Frodin, D.G. (2002). World Checklist and Bibliography of Araceae (and Acoraceae): 1-560. The Board of Trustees of the Royal Botanic Gardens, Kew.
  • 2 Abranowicz, E. Über das Wachstum der Knollen von Sauromatum guttatum Schott und Amorphophallus rivieri Durieu. 62, (1912).
  • 3 Boyce, P.Charles & Hay, A. A taxonomic revision of Araceae tribe Potheae (Pothos, Pothoidium and Pedicellarum) for Malesia, Australia and the tropical Western Pacific. Telopea. 9 (3), (2001).

 Information From

CATE Araceae
http://araceae.e-monocot.org
Haigh, A., Clark, B., Reynolds, L., Mayo, S.J., Croat, T.B., Lay, L., Boyce, P.C., Mora, M., Bogner, J., Sellaro, M., Wong, S.Y., Kostelac, C., Grayum, M.H., Keating, R.C., Ruckert, G., Naylor, M.F. and Hay, A., CATE Araceae, 14 Dec 2011 . 17 Dec 2011.
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eMonocot
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eMonocot. (2010, 1st November). Retrieved Wednesday, 8th February, 2012, from http://e-monocot.org.
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World Checklist of Selected Plant Families
http://apps.kew.org/wcsp/
WCSP 2014. 'World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://apps.kew.org/wcsp/ Retrieved 2011 onwards
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