Philodendron barrosoanum G.S.Bunting
  • Ann. Missouri Bot. Gard. 50: 23 (1964) 


Notes: Distribution: Venezuela to Peru

General Description

Hemiepiphytic plant, feeder roots; internodes 1-1.5 cm long, 3-4 cm in diameter. LEAVES: Prophyll ca. 30 cm long, marcescent. Petiole 58-79 cm long, 1.3-1.6 cm in diameter, cylindric, green, lighter green on the adaxial side, with dark extra-floral nectaries, when cut producing a yellow gold resin. Leaf blade trifid, hastate, coriaceous, margins slightly undulating, upper surface dark green, lower surface light green; anterior division 38-44.5 cm long, 19-20.5 cm wide, ovate, ovate-elliptic, apex acuminate to obtuse, base narrowed 12-14.5 cm wide, primary lateral veins 4-5 on both sides, with interprimaries present; posterior division 12.8-15 cm long, 20-29 cm wide, ovate-elliptic, asymmetric, sinus square-campanulate, apex obtuse, narrowed at the base on the acroscopic side, strongly rounded on the basioscopic side, 2 acroscopic primary lateral veins, 4-5 basiscopic ones. INFLORESCENCES 4-5 from the same point. Peduncle 7-10 cm long, with numerous dark purple marks towards the apex. Spathe to 18 cm long, translucent towards the 4-7 mm margin; tube sub-inflated, sub-equal in length to the blade, externally pale green with dark purple marks, internally pink-crimson; blade externally yellowish with numerous small red marks. Spadix equal to the spathe, shortly stipitate; male zone 9 cm long with the fertile zone clavate, narrowed towards the base, sterile zone sub-thicker. Female flowers short, barely longer than thick, ovaries 8-11-locular, locules 5(4-6)-ovulate, ovules fasciculate, axillary, ('axillaribus super basim') above the base.

Distribution

Venezuela, Ecuador, Peru, North Brazil.

Distribution Map

 
  • Native distribution
Specimens
Found in
  • Southern America Brazil Brazil North
  • Northern South America Venezuela
  • Western South America Ecuador
  • Peru

  Bibliography

  • 1 Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
  • 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 Gardens, K.""Royal Bot World Checklist of Selected Plant Families. (2008).
  • 4 Soares, Mde Lourdes Levantamento floristico do gênero Philodendron Schott (Araceae) da Reserva Florestal Ducke, Manaus, Amazonas. Unpubl. M.Sc. Dissertation. (1996).

 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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