Philodendron morii Croat
  • Ann. Missouri Bot. Gard. 84: 492 (1997) 

Notes: Distribution: Panama

General Description

Epiphytic; stem appressed-climbing; internodes semiglossy, 1--1.5 cm long, 1.5--2 cm diam., about as long as broad, dark green, drying light brown; roots drying reddish brown; cataphylls 13 cm long, bluntly 2-ribbed, green, deciduous, intact. LEAVES: Petioles 23--37 cm long, (2)4--6 mm diam., subterete, somewhat spongy, dark green, obscurely flattened adaxially, surface unmarked, often dries with loose, puffy epidermis; blades ovate-triangular, narrowly acuminate at apex, weakly cordate at base, 25--27.5 cm long, 11.5--16 cm wide (1.7--2.4 times longer than wide), (0.7--1.2 times longer than petiole), about equal in length to petiole, upper surface semiglossy, lower surface drying green, weakly glossy, moderately paler; anterior lobe 24--28 cm long, 12.6--16 cm wide; posterior lobes broadly rounded, 5--7 mm long, 3--7.5 cm wide, broadly rounded to obtuse; sinus arcuate with blade decurrent on petiole; midrib prominently raised above, slightly paler than surface below; basal veins 2--3 per side, with 0--1 free to base, 0--1 coalesced less than 1 cm; posterior rib weak, to 1.3 cm long, naked throughout its length; primary lateral veins (2)5--8 per side, departing midrib at a 40--50E angle, straight to the margins, sunken and concolorous above, convex and darker than surface below; minor veins fine, numerous, and distinct below, arising from both the midrib and primary lateral veins. INFLORESCENCES (post-anthesis) 2 per axil; peduncle 9.5--14 cm long, 3--6 mm diam.; spathe 8.7--12 cm long, (0.8--1.1 times longer than peduncle), green to yellowish green throughout; spathe tube 3.5--5 cm long; spadix 8--11 cm long; pistillate portion (post anthesis) 5.7 cm long in front, 4.8 cm long in back, 1.5 cm diam. midway, 1.2 cm diam. near apex, 8 mm diam. near base; fertile staminate portion 5 cm long, narrowly tapered to apex, the narrowest portion to 5 mm diam., ca. 1.3 cm above base; sterile staminate portion broader than constricted area, to 5.5 mm diam.; pistils 1.4--1.6 mm long; ovary (3)4--5(6)-locular, with sub-basal placentation; locules 1.3 mm long, 0.5 mm diam.; ovules 1 per locule, 0.3 mm long; funicle 0.2--0.3 mm long, (can be pulled free to base), style similar to style type D; style apex flat to weakly rounded, 0.6--0.7 mm long, style boss small; stigma covering entire style apex and inserted on style boss; the androecium truncate, margins irregularly 4--6-sided, 0.7 mm long. INFRUCTESCENCE with pistillate spadix 3--5 cm long; berries white, more or less oblong-ellipsoid, 1.1--2 mm long, 0.4--0.8 mm diam.; seeds 3--6 per locule, tan.


Tropical wet forest and Premontane rain forest life zones.


Endemic to Panama, known only from highlands east of the Canal Area in Panamá Province and Comarca de San Blas and from Cerro Pirre in Darién Province.

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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