Philodendron jefense Croat
  • Ann. Missouri Bot. Gard. 84: 471 (1997) 

Notes: Distribution: Panama (Panamá)

General Description

Hemiepiphytic; stem appressed-climbing; internodes short, to 3 cm diam.; roots moderately few per node, drying to 3 mm diam., sharply ridged, brown; cataphylls 20--24 cm long, sharply 2-ribbed, persisting, promptly weathering to light brown, semi-organized fibers with small, thin fragments of epidermis persisting; LEAVES: petioles 38--76 cm long, 4 mm diam., terete, drying black; blades broadly ovate, short acuminate at base, cordate at base, 39--54 cm long, (22.5)34--49 cm wide (0.8--1.4 times longer than wide), (0.5--0.6 times the petiole length), about one-half as long as the petiole, margins sinuate, upper surface glossy, drying gray-green, drying semiglossy, lower surface glossy, drying minutely granular; anterior lobe 22--25 cm long, 24.5--29.7 cm wide (1.8--2 times longer than posterior lobes); posterior lobes 12--14 cm long, 12.2--13.2 cm wide, obtuse; midrib drying darker than surface above; basal veins 5 pairs per side, first and second free to base, the remainder coalesced 3--6 cm; posterior rib naked to 3--3.5 cm long; primary lateral veins 5--6 per side, departing midrib at a 35--45º angle; minor veins frequently branched, arising from both the midrib and primary lateral veins, minute pustules visible between veins on both surfaces; "cross-veins" many. INFLORESCENCES 1 per axil; peduncle 10--13 cm long, 4--5 mm diam., terete, black-drying; spathe 9.5--14 cm long, (ca. 1 time longer than peduncle), green throughout, drying with large white flecks; spathe blade 6 cm long; spathe tube 6 cm long; pistillate portion 5 cm long; spadix to 11 cm long; staminate portion 5.5--6 cm long, 7--10 mm diam.; fertile staminate portion to 1 cm diam.; sterile staminate portion 7 mm diam.; pistils 3.9 mm long; ovary (6)7--8-locular, locules 3.2 mm long, 0.4--0.5 mm diam., with axile placentation; ovules 2-seriate; funicle 0.3--0.4 mm long, adnate to lower part of partition, style similar to style type D; style apex flat; style boss small. INFRUCTESCENCE with berries white (immature); seeds 6 per locule, 1--1.1 mm long, 0.2--0.3 mm diam., translucent.


Premontane rain forest.


Endemic to Panama on Cerro Jefe.

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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