Philodendron giganteum Schott
  • Syn. Aroid.: 89 (1856) 


Notes: Distribution: Caribbean to Brazil (Pará)

General Description

Stem scandent, thick, internodes short. LEAVES: Petiole robust, smooth, rather terete, or somewhat flattened above, 60-70 cm long; Blade coriaceous, broadly cordate-ovate, 50-80 cm long, 40-60 cm wide, posterior lobes broadly semi-ovate or obliquely semi-orbicular, slightly introrse, 13-18 cm long, 20-28 cm wide, separated by a deep parabolic sinus; anterior lobe ca. 4 times longer than the posterior lobe, narrowing in a slightly arcuate line towards the apex, eventually apiculate, midrib strong, flat on upper side, primary lateral veins thick, 3 basal ones joined together into a short posterior rib which is denuded for ca,. 3 cm in the sinus, 2 free basal veins, 5 costal veins distant from each other, spreading openly from the midrib, curving upwards, disappearing near the margin, secondary lateral veins more slender than the primary veins. INFLORESCENCE: Peduncle 3-4 cm long, 1.5 cm thick. Spathe tube purple or ochre-yellow in fruit, oblong, internally blood-red, 6-8 cm or 1 cm longer in fruit, blade pale green, becoming ochre-yellow, sub-lanceolate, convolute, apex acuminate, 10-14 cm long, 4-5 cm wide. Spadix sessile, female zone thick, cylindric, 3-4 cm long, 2-3 cm thick when flowering, in fruit 6-7 cm long, 3.5-4 cm thick; male zone yellowish-white, elongate-conoid, sterile part 4 cm long, 2-3 cm thick, fertile part curved forward above the sterile part, 10 cm long, 1.8 cm wide. Pistil obovoid, 3 mm long, stigma discoid, orbicular, 4-6-locular, ovules biseriate, almost up to the apex. INFRUCTESCENCE: Berries orange, oblong-cylindric, longitudinally sulcate, 6-7 mm long, 2 mm thick, seeds yellowish, rather thickly strophiolate [banded], barely 1 mm long.

Distribution

Puerto Rico to Trinidad.

Distribution Map

 
  • Native distribution
Specimens
Found in
  • Southern America Brazil Brazil North
  • Caribbean Dominican Republic
  • Leeward Is.
  • Puerto Rico
  • Trinidad-Tobago
  • Windward Is.
  • Northern South America Venezuela

  Bibliography

  • 1 Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies. Smithsonian Contributions to Botany 98: 1-1192.
  • 2 Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
  • 3 Acevedo-Rodríguez, P. & Strong, M.T. (2005). Monocotyledons and Gymnosperms of Puerto Rico and the Virgin Islands. Contributions from the United States National Herbarium 52: 1-415.
  • 4 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.
  • 5 Krause, K. Araceae-Philodendroideae-Philodendreae-Philodendrinae. Das Pflanzenreich. 60 (IV.23Db), (1913).

 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
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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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