Philodendron venustifoliatum E.G.Gonç. & Mayo
  • Kew Bull. 55: 483 (2000) 


Notes: Distribution: WC. Brazil

General Description

Terrestrial, scandent or hemiepiphytic herb. STEM: ochre or green, sometimes reddish at apex, internodes 1-3x3- 4.5 cm; adventitious roots brown, abundant, c. 4 mm diam.; intravaginal squamules 0.5 - 1 x 1 - 1.5 mm, triangular, not persistent. LEAF: prophyll 20 - 31 x 1.5 - 2.5 cm, deciduous, linear-lanceolate, adaxial surface white, abaxial surface yellowish green; petiole 46 - 60 x 0.9 -1.4 cm, green, with discontinuous reddish striations, flattened or slightly canaliculate adaxially, sheath 4-7 cm long; leaf blade 45-63 x 31-35 cm overall, 1.5-1.8 times longer thanbroad, ovate in outline, broadest near the petiole insertion, pinnatilobed, slightly coriaceous, upper surface glossy green, lower surface paler, margins yellowish, basesagittate to sub cordate-sagittate, basal rib denuded for 2.5-5 cm, sinus forming a 90° angle; anterior division 34-45 x 31-35 cm, apex cuspidate to acuminate;primary lateral lobes of anterior division 6-7 per side, 1-8 x 4-6 cm, triangular or slightly falcate, apex rounded, rarely bifid; primary lateral veins 6-7 per side, slightlyarcuate, arising at an angle of 55 - 85° from the midrib, angle becoming more acute in more apical veins, interprimary veins usually inconspicuous; posterior divisions 15 - 21 x 15 - 17 cm, primary acroscopic veins 2-3, primary basiscopic veins 1-3, less prominent, basiscopic lamina area well developed, with slightly crenate or entire margins. INFLORESCENCE: erect, 1-3 per leaf axil; peduncle 8.5 - 12.5 x 0.8 - 1 cm, green, terete, slightly asperous; spathe 10-15 cm long, cuspidate or acuminate atthe apex, yellowish-green outside, white inside except for the carmine base; spadix 9 - 13 x 0.5 - 1.4 cm, terete, tapering to the apex, cream, stipe 0.5 - 1 cm long,fertile male zone 6 - 9 x 0.5 - 1 cm, intermediate sterile male zone 0.5 - 1 x 1 - 1.4 cm, female zone 4 - 4.5 x 1 - 1.2 cm, basally adnate to the spadix for two thirds of its length. FLOWERS: fertile male flowers: 3 - 4-androus, stamens prismatic, c. 1 x 0.5 mm; sterile male flowers: staminodes clavate, c.1.5 x 0.5 mm; female flowers: gynoecium subprismatic, 2-3 x 2-3 mm, locules 8-9, ovules 3-5 per locule, placentation near locule base, funicle as long as ovule, covered with trichomes up to the middle, style hemispherical. INFRUCTESCENCE: unknown.

Habitat

A terrestrial plant or a low climber on trees, usually near water courses and typically in gallery forests; in dissected valleys on the upper drainage system of the Rio Corumba and Rio São Bartolomeu (Rio Parana basin).

Distribution

Brazil: so far known only from Distrito Federal and Goiás states.

Distribution Map

 
  • Native distribution
Found in
  • Southern America Brazil Brazil West-Central

  Bibliography

  • 1 Gomes Gonçalves, E. & Nadruz Coelho, M.A. (2009). Araceae. Flora dos estados de Goiás e Tocantins 39: 1-109. Universidade Federal de Goiás.
  • 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 Mayo, E.G.Gonçal & Joseph, S. Philodendron venustifoliatum (Araceae): a new species from Brazil Kew Bulletin. 55, (2000).

 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.
  • A All Rights Reserved
eMonocot
http://e-monocot.org
eMonocot. (2010, 1st November). Retrieved Wednesday, 8th February, 2012, from http://e-monocot.org.
  • B Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
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
  • C See http://kew.org/about-kew/website-information/legal-notices/index.htm You may use data on these Terms and Conditions and on further condition that: The data is not used for commercial purposes; You may copy and retain data solely for scholarly, educational or research purposes; You may not publish our data, except for small extracts provided for illustrative purposes and duly acknowledged; You acknowledge the source of the data by the words "With the permission of the Trustees of the Royal Botanic Gardens, Kew" in a position which is reasonably prominent in view of your use of the data; Any other use of data or any other content from this website may only be made with our prior written agreement.