Philodendron moonenii Croat
  • Aroideana 27: 50 (2004) 

Notes: Distribution: French Guiana

General Description

Appressed-climbing liana; internodes 1-4 cm long, most longer than broad, 1.3-2.5 cm diam., (drying less than 1 cm diam.), dark green, turning grayish brown drying dark yellow-brown, narrowly grooved longitudinally; cataphylls sharply 2-low-ribbed, 17 cm long, deciduous; LEAVES: petioles 16.5-25 cm long, matte, dark green (geniculum paler), drying dark brown, 5 mm diam.; blades ovate to narrowly ovate, 20-29.5 cm long, 13-17.5 cm wide, (1.3)1.6-1.8 times longer than wide, abruptly acuminate at apex, subcordate at base, bicolorous, dark green and semi-glossy above, moderately paler and semi-glossy below, drying yellowish gray-green and matte above, with minute, pale, linear cellular inclusions, slightly paler green below, drying yellow-brown and weakly glossy, with mostly short, sometimes weakly elongated, dark cellular inclusions; sinus arcuate, 1.5-2 cm deep; midrib sunken and purplish-spotted above, narrowly raised below; primary lateral veins 4-5 pairs, arising at 45-70°, purple tinged, drying ± concolorous below; posterior lobes 4-6 cm long, broadly rounded; basal veins 2-3 pairs, 1st free to the base, 2nd & 3rd weakly fused ca. 1 cm; posterior rib not naked along the sinus. INFLORESCENCES 3 per axil; peduncle 2.5-2.8 cm long, 2-3 mm diam., drying reddish brown; spathe 5-7.5 cm long, yellow-green, drying 6-8 mm diam., 3 cm wide when flattened, drying light yellowish brown; spadix 5.7-7 cm long; pistil 3 cm long, 6-7 mm diam., slightly narrower at base and apex, yellowish; staminate portion 3-4 cm long, narrowly tapered to apex, whitish, becoming purplish post-anthesis.

Diagnostic Description

Characterized by its narrowly ovate, subcordate blades that dry yellow-brown on the lower surface, and especially by its clusters of up to 3 small, greenish inflorescences.


Philodendron moonenii appears to be endemic to French Guiana and known only from the type locality.

Distribution Map

  • Native distribution
Found in
  • Southern America Northern South America French Guiana


  • 1 Govaerts, R.H.A. (2011). World checklist of selected plant families published update. Facilitated by the Trustees of the Royal Botanic Gardens, Kew.

 Information From

CATE Araceae
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. (2010, 1st November). Retrieved Wednesday, 8th February, 2012, from
  • B Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
World Checklist of Selected Plant Families
WCSP 2014. 'World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; Retrieved 2011 onwards
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