Philodendron dwyeri Croat
  • Ann. Missouri Bot. Gard. 84: 436 (1997) 


Notes: Distribution: Belize

General Description

Epiphytic or epilithic; sap white; internodes slightly longer than broad, ca. 2 cm diam., semiglossy, epidermis light brown, drying conspicuously wrinkled and folded into sharp, irregular ridges; roots 3--4 mm diam, drying reddish brown with prominent ridges, semiglossy, with thin broad scales; cataphylls not seen, probably deciduous; LEAVES: petioles 36.5 cm long, 4 mm diam., terete; blades ovate, acute at apex (the acumen more or less inrolled, 5 mm long), cordate at base, 33 cm long, 21 cm wide (1.5 times longer than wide), (0.9 times the petiole length), slightly shorter petioles, margins sinuate, upper surface drying gray-green, lower surface paler, drying yellow-green; anterior lobe 24.6 cm long, 21 cm wide (1.2 times longer than wide); posterior lobes 9 cm long, 9.5 cm wide, rounded, directed toward base; sinus 7-8 cm deep; midrib convex and concolorous above, convex and paler, drying yellowish, closely fissured and minutely warty below; basal veins 3 per side, with 1 free to base, 1 coalesced, second and third veins coalesced 1.9 cm; posterior rib not naked; primary lateral veins 5 per side, departing midrib at a 50--60(75)º angle; minor veins moderately distinct, arising from both the midrib and primary lateral veins. INFLORESCENCES 1 per axil; peduncle 7 cm long, 5 mm diam.; spathe 9.5 cm long (1.3 times longer than peduncle), visibly constricted above the tube, elliptic and to 5.5 cm wide when flattened, green throughout, green, drying reddish brown within; spathe tube ca. 4 cm long; spadix sessile; 7.2 cm long, broadest more or less uniform throughout; pistillate portion cylindrical, 1.3 cm long, 1 cm diam.; staminate portion 6 cm long; fertile staminate portion cylindrical, 1 cm diam., broader than the pistillate portion, sterile staminate portion not detectable; pistils 1.1 mm long, 0.6 mm diam.; ovary 7--8-locular, 0.6 mm diam., with basal placentation; ovules 1 per locule, 0.1 mm long, more or less equal in length to funicle, style 0.6--0.8 mm diam., similar to style type D; style apex more or less flat, with style boss; stigma subdiscoid, unlobed, 0.7--1.1 mm diam., 0.1 mm high, covering interior faces of stylar funnel; the androecium truncate, margins 4-6-sided; thecae oblong, very elongated, 0.2 mm wide.

Distribution

Endemic to Belize, known only from the type collection in Cayo District of Belize at the Macal (Macaw) River near the Guacamallo Bridge.

Distribution Map

 
  • Native distribution
Found in
  • Southern America Central America Belize

  Bibliography

  • 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
http://araceae.e-monocot.org
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.
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eMonocot
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eMonocot. (2010, 1st November). Retrieved Wednesday, 8th February, 2012, from http://e-monocot.org.
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World Checklist of Selected Plant Families
http://apps.kew.org/wcsp/
WCSP 2014. 'World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://apps.kew.org/wcsp/ Retrieved 2011 onwards
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