Philodendron edenudatum Croat
  • Ann. Missouri Bot. Gard. 84: 437 (1997) 

Notes: Distribution: Panama

General Description

Hemiepiphytic to epiphytic; appressed-climbing, leaf scars inconspicuous, 2 cm long, 2--2.5 cm wide; internodes moderately smooth and glossy, loosely and irregularly ribbed and grooved, 2.5--7.5 cm long, 2--5 cm diam., green to gray, soon brownish and more or less densely transversed-fissured to scurfy and glossy to semiglossy, drying pale yellowish brown; epidermis flaking; roots 1-few per node, reddish brown; cataphylls 20--31 cm long, D-shaped to sharply 2-ribbed, green, spotted with purple, persisting intact at upper nodes, eventually deciduous; LEAVES: petioles 34--41 cm long, 1--1.5 cm diam., subterete to obtusely flattened or obtusely D-shaped adaxially, especially toward toward apex, medium to dark green, surface densely pale lineate, purple spotted; sheathing up to 3/4 its length; blades ovate to narrowly ovate, subcoriaceous, semiglossy, moderately bicolorous, abruptly acuminate at apex, cordate to subcordate at base, 34--63 cm long, 17--33 cm wide (1.8--2.2 times longer than wide), longer than petiole, upper surface drying gray to gray-brown, lower surface drying yellow-brown; anterior lobe 29--51 cm long, margins convex; posterior lobes 6--17 cm long, 6--13 cm wide, directed downward; sinus arcuate to V-shaped or rarely parabolic, (4)6--12 cm deep; midrib flat to concave, paler than surface above, convex to narrowly rounded, maroon-spotted and darker than surface, drying paler than surface below; basal veins 3--4 per side, second and higher (or sometimes only third and fourth) coalesced 0.5--4.5 cm; posterior rib not at all naked; primary lateral veins 5--6 per side, departing midrib at a 60--75º angle, weakly curved to the gradually curved downward just before reaching the midrib, weakly sunken and paler above, convex and darker below; minor veins moderately distinct to more or less obscure, arising from both the midrib and primary lateral veins, drying minutely undulate. INFLORESCENCES 1 per axil; peduncle 7--9 mm long, 9--12 mm diam., more or less terete, light green, sometimes faintly tinged reddish medially on one side, clearly demarcated from spathe; spathe semiglossy, 10--13.5 cm long, 2--2.5 cm diam. midway, weakly constricted above the tube, oblong-ellipsoid, abruptly acuminate at apex (the acumen ca. 8 mm long); spathe blade greenish yellow outside, pale green, faintly striate inside, resin droplets forming on blade surface within; spathe tube 5 cm long, dark violet-purple with thin greenish margin (ca. 5 mm wide) and along a narrow band adaxially, faintly pale striate-speckled to faintly pale lineate outside, dark maroon inside; spadix sessile; gradually tapered to a blunt apex, 7.3--11.5 cm long; pistillate portion greenish, 4 cm long in front, 3.2 cm long in back, 1.2 cm diam.; staminate portion 7.3 cm long; fertile staminate portion 1.4 cm diam. at base, 1.1 cm diam. at middle, 8 mm diam. ca. 1 cm from apex, broadest at the base; sterile staminate portion 1.4 cm diam.; pistils 2.3 mm long; ovary 7-locular, 1.7 mm diam., with sub-basal placentation; ovules 3(4) per locule, contained within gelatinous matrix (no true envelope), 0.5 mm long; funicle 0.3 mm long (can be pulled free to base), style 1 mm diam., similar to style type B; style apex flat; stigma lobed, 1 mm diam., 0.2 mm high, covering apical depressions (forming a ring without papillae in the center of the apex), depressed medially; the androecium truncate, prismatic, irregularly 4--6-sided, mostly 4--5-sided, 0.9--1.2 mm long; sterile staminate flowers irregularly 4--5-sided, prismatic, 1.3--1.8 mm long.


Premontane rain forest life zones.


Endemic to Panama. It perhaps occurs in the adjacent Chocó of Colombia.

Distribution Map

  • Native distribution
Found in
  • Southern America Central America Panamá


  • 1 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.
  • 2 Croat, T.Bernard A revision of Philodendron subgenus Philodendron (Araceae) for Mexico and Central America Ann. Missouri Bot. Gard. 84, (1997).

 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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