Philodendron aurantispadix Croat
  • Aroideana 33: 91 (2010) 

Notes: Distribution: Colombia

General Description

Terrestrial or hemiepiphytic; internodes on juvenile dark green, semiglossy, soon transversely fissured, becoming gray to brown, 3-8 cm long, 9-17 mm diam.; on adult, to 10 cm long, 3.5 cm diam., brown and coarsely fissured transversely; cataphylls green, tinged red with two sharp, low ridges, deciduous; petioles 26-43 cm long (averaging 34 cm), 4-7 mm diam. at middle, obtusely flattened laterally, sometimes conspicuously so, almost twice as wide as thick, medium green, weakly glossy, densely striate, often tinged maroon at apex; blades broadly ovate, acuminate at apex, cordate at base, 26-39 cm long, 21-34 cm wide (averaging 33.5 X 27 cm), 1.1-1.4 times longer than broad, 0.7-1.1 times length of the petioles, broadest near point of petiole attachment, subcoriaceous, moderately bicolorous, semiglossy; anterior lobe 22-28 cm long; posterior lobes 8-15 cm long, 10-17 cm wide, directed weakly inward; sinus spathulate, 5-13 cm deep, 3-6 cm wide; midrib flat and paler above, convex and dark maroon-purple below; basal veins 7-8 pairs, 3-4 pairs free to base; posterior rib naked only for first 1-2 cm; primary lateral veins 7-10 per side, departing midrib at 45°-75° angles, deeply sunken above, round-raised and dark maroon-purple below; minor veins few, moderately obscure; INFLORESCENCES 5 per axil; peduncle 2-3 cm long, 1-2 mm diam., pale green; spathe 3-4 cm long, 4-7 mm diam. (unopened); tube white inside, pale green outside; blade white inside, white, tinged greenish toward base outside; spadix 4.0-4.5 cm long; pistillate portion yellow-green, 1.5-1.7 cm long, 6-7 mm diam.; staminate portion pale orange (inner core bright orange in cross-section), 2.6-2.8 cm long, 8-9 mm diam. at base, 6-7 mm diam. at apex; sterile staminate portion indistinguishable from fertile staminate portion (on dried material); staminate flowers 1.1-2.0 mm long, 0.7-1.1 mm wide; pistils 1.4-1.8 mm long, 1.0-1.2 mm diam.; stigma 0.3-0.4 mm diam.; locules 5 per ovary; ovules 0.9-1.0 mm long, 1 per locule; placentation basal.


Philodendron aurantispadix is endemic to the type locality at La Planada at 1,700 to 1,850 m elevation in Premontane wet forest. It has been collected twice at La Planada, once along the trail to Pialapi, past the entrance to La Planada Field Station and once in a location not specifically known.

Distribution Map

  • Native distribution
Found in
  • Southern America Western South America Colombia


  • 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
Global Biodiversity Information Facility
  • B All Rights Reserved
eMonocot. (2010, 1st November). Retrieved Wednesday, 8th February, 2012, from
  • C 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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