Philodendron maroae G.S.Bunting
  • Acta Bot. Venez. 10: 303 (1975) 


Notes: Distribution: Venezuela (Amazonas)

General Description

Rosulate herb. Stem short, ca. 4 cm thick, covered with brown fibrous cataphyll remains, internodes short. New cataphylls up to 26 cm long, strongly 2-winged dorsally. LEAVES: Petiole hard and rigid, 50-76 cm long and ca. 1.5 cm thick, almost semi-terete, ventrally moderately convex, margins acutely angled, raised-spreading; lower part sheathed for 4-6 cm. Leaf blade coriaceous, rigid, quite fragile, ribbed, (1.3-) 1.6-1.95 times longer than wide, 50-64 cm long, 35-39 cm wide at the base (when dry i.e. flattened), outline more or less triangular (proportion ca. 3:2) (in life, outline more or less oblong-ovate, posterior lobes stretched outwards and forwards from the axis of the anterior lobe and touching each other or separated by a sinus mitriform in outline); posterior lobes rounded or moderately angular, diverging somewhat extrorsely, separated by a 12-14.5 cm deep campaniform [mitriform in life] sinus; principal veins 4-5 on each side, joined into short posterior ribs, naked for 4.5-6 cm in the sinus; 6-7 primary lateral veins on each side of the anterior lobe, departing at an angle of ca. 45º-55º, the upper secondary and tertiary veins are sub-parallel to the primary veins, the lower tertiary veins departing from the stronger veins at a different angle; margin strongly undulate and yellow-margined; adaxially bright ('laete') green, midrib yellow-green, concave, 0.6 cm wide and venation deeply sunken; abaxially matt, pale green, midrib, posterior ribs and primary veins ivory-green. INFLORESCENCE: Peduncle solitary, green, 10-12 cm long. Spathe 14.5-15.5 cm long, tube fusiform, 7.5 cm long and 2.8 cm wide, externally wine-coloured, and ivory-margined (0.3-0.4 cm), internally crimson, blade acute at apex, externally and internally pale yellow. Spadix subequal to the spathe, subsessile (strongly oblique at the base), ca. 13 cm long and 1.6-1.8 cm thick, female zone 4.8 cm long; sterile male zone 2.3-2.5 cm long, 1.25-1.4 cm in diameter in the upper part; constriction, fertile zone 5.6-6 cm long. Pistillate flowers: ovaries 7(6-8)-locular, 4(-5) ovules in each locule. Staminate flowers (6-)5-4-androus from the base to the apex of the spadix.

Distribution

Venezuela, Terr. Fed. Amazonas.

Distribution Map

 
  • Native distribution
Found in
  • Southern America Northern South America Venezuela

  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 Bunting, G.S. Nuevas especies para la revision de las Araceas venezolanas. . Acta Bot. Venezuel. 10 (1-4), (1975).

 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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