Philodendron sphalerum Schott
  • Prodr. Syst. Aroid.: 235 (1860) 


Notes: Distribution: Guianas to N. Brazil

General Description

Hemi-epiphytic vine. Stem: greyish, internodes 1-1.7 cm long. Prophyll 7.5 cm long, cream. LEAVES: Petiole 17-24 cm long, slightly canaliculate adaxially. Leaf blade 23-29 x 8.5-13 cm, ovate to ovate-elliptic to elliptic, apex cuspidate (2 cm long), base cuneate, more rarely truncate, distinctly paler on lower surface, chartaceous, primary lateral veins 6-7 per side; posterior divisions absent. INFLORESCENCE: 3-4(-8) per floral sympodium, peduncle 6-8 cm long. Spathe (5)-8.5-12.5 x 1.8-2.5 cm long, lanceolate, moderately constricted, pale green inside and outside. Spadix 8.5-11 cm long, male zone 5.6-6 cm long, cream; male sterile zone 1.8-2 cm long, green; female zone 2.5-3 cm long, green. Flowers: stamens 0.8-1.8 x 0.6-1.5 mm; intermediate staminodes 1.5-2.3 x 1-1.5 mm; gynoecium 1.2-1.5 x 1-1.5 mm, ovary 5-6-locular, uniovulate, placentation basal.

Habitat

Hemi-epiphytic in Amazon forest: “mata de baixio” and forest on terra firme.

Distribution

Widespread in Northern Tropical America, Brazil, Suriname, Guyana and French Guiana.

Conservation

Least Concern (LC). Although this species is not frequently collected, its distribution is widespread in Northern South America. In Brazil there are populations protected within the Reserva Ducke, Amazonas state.

Distribution Map

 
  • Native distribution
Specimens
Found in
  • Southern America Brazil Brazil North
  • Northern South America French Guiana
  • Guyana
  • Suriname

  Bibliography

  • 1 Sakuragui, C.M., Mayo, S.J. & Zappi, D.C. (2005). Taxonomic revision of Brazilian species of Philodendron. Kew Bulletin 60: 465-513.
  • 2 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.
  • 3 Sakuragui, C.M., Mayo, S.Joseph & Zappi, D.C. Taxonomic revision of Brazilian species of Philodendron section Macrobelium Kew Bull. 60, (2005).

 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. (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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