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This species is accepted, and its native range is Panama to Colombia.

[CPLC]

Bernal, R., Gradstein, S.R. & Celis, M. (eds.). 2015. Catálogo de plantas y líquenes de Colombia. Instituto de Ciencias Naturales, Universidad Nacional de Colombia, Bogotá. http://catalogoplantasdecolombia.unal.edu.co

Distribution
Nativa en Colombia; Alt. 20 - 1700 m.; Andes, Llanura del Caribe, Pacífico.
Morphology General Habit
Hierba
Conservation
No Evaluada

[CATE]

CATE Araceae, 17 Dec 2011. araceae.e-monocot.org

Habitat
In Tropical moistforest( T-mf) and Tropical wet forest (T-wf) life zones (Holdridge, 1967).
Phenology
The species has been seen in flower from May to December and fruiting collections have been reported from from September to May
General Description
Slender herb,0 .8-1.5 m tall, stem decumbent on older parts, weakly rooted, leaf scars inconspicuous; internodes glossy, (1)3-4(5) cm long, 1.5- 2.5(3) cm diam., dark green, epidermis fissured minutely into a netlike reticulum becoming uniformly fissured and brown-scurfy with age; petioles 8 -12 cm long, averaging 10.6 cm long, sheathing 1/2 to throughout (average0 .8 their length), light green or yellow-green with the surface dark green-splotched or dark green with white or yellow spots (sometimes with spots forming a repeated series of irregular bands); sheath 6.7-10 cm long, the tip usually rounded to inequilaterally emarginate, rarely decurrent, frequently with one side emarginated and with the other side acute; unsheathed portion lack-ing or to 5.2 cm long, sharply to bluntly sulcate; blades narrowly elliptic, 20-30 cm long (averaging 24 cm long),5 -8 cm wide (averaging7 .5 cm wide), 2.4-5.2 times longer than wide, 1.6-3.1 times longer than petiole, slightly inequilateral, one side 0.7-1 cm wider than the other side, subcoriaceous, weakly bicolorous, gradually acuminate, briefly apiculate at apex, frequently somewhat falcate, cuneate to obtuse or rounded, often weakly inequilateral, rarely weakly subcordate at base, upper surface dark green, semiglossy, drying dark yellow-green to dark olive-green; lower surfaces lightly to moderately paler, drying yellow-green, midrib slightly raised to flat above, concololous, drying concolorous above, convex to narrowly rounded below, dark green, densely pale yellowish green-spotted, drying paler than surface or darker than surface below; primary lateral veins 10 to 13 per side, weakly etched above, weakly raised or not at all raised below; the interprimary veins almost as conspicuous as primary lateral veins, minor veins moderately distinct below. INFLORESCENSES 1 to 3 per axil; peduncle (1.7) 3- 5 cm long somewhat flattened in cross section; spathe 11.5-2() c m long, 3.2-9.5 times longer than peduncle, (lark green or pale green throughout, caudate-acuminate, sometimes sharply reflexed below apex, . Spadix1 0-18 cm long; f ree portion 5 -9 cm long; pistillate portion 5-5.5 cm long; sterile segment less than 1 cm long, 6 mm diam., with scattered staminodia throughout; pistils 20 to 40, moderately closely spaced, scattered, 2-2.6 mm diam.; stigma depressed-globose, 2mm diam., staminodia white, usually 3 per pistil, 1.5-2(3.4) mm long, flattened, oblong to clavate, grooved medially, drying flattened, thickened at apex; synandria irregularly rounded with margins undulate, minutely warty, widely sunken at apex, 1.8-2.6 mm diam., dark yellow-brown, matte on drying. INFRUCTESCENCE broadly arching; spathe mostly deciduous; spadix to 8 cm long; berries red, broadly ellipsoid, to 1.5 cm long, less than 1 cm diam.
Diagnostic
Dieffenbachia obscurinervia is characterized by its scurfy brown internodes, conspicuously splotched petioles, and narrow blades with weakly developed primary lateral veins.
Distribution
Dieffenbachia obscurinervia ranges from central Panama ( as far west as Cohco)t o northern Colombia (A ntioquia and Choco).

Native to:

Colombia, Panamá

Dieffenbachia obscurinervia Croat appears in other Kew resources:

First published in Ann. Missouri Bot. Gard. 91: 734 (2004)

Accepted by

  • Govaerts, R.H.A. (2011). World checklist of selected plant families published update Facilitated by the Trustees of the Royal Botanic Gardens, Kew.
  • Idárraga-Piedrahita, A., Ortiz, R.D.C., Callejas Posada, R. & Merello, M. (eds.) (2011). Flora de Antioquia: Catálogo de las Plantas Vasculares 2: 1-939. Universidad de Antioquia, Medellín.

Literature

Catálogo de Plantas y Líquenes de Colombia

  • ColPlantA (2021). "ColPlantA. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://www.colplanta.org/"

CATE Araceae

  • Croat, T. 2004. Revision of Dieffenbachia (Araceae) of Mexico, Central America and the West Indies. Ann. Missouri Bot. Gard.. 91 (4): 668-772

Kew Backbone Distributions

  • Idárraga-Piedrahita, A., Ortiz, R.D.C., Callejas Posada, R. & Merello, M. (eds.) (2011). Flora de Antioquia: Catálogo de las Plantas Vasculares 2: 1-939. Universidad de Antioquia, Medellín.

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, 17 Dec 2011.
http://creativecommons.org/licenses/by-nc-sa/3.0

Catálogo de Plantas y Líquenes de Colombia
http://creativecommons.org/licenses/by-nc-sa/3.0

Kew Backbone Distributions
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0

Kew Names and Taxonomic Backbone
The International Plant Names Index and World Checklist of Selected Plant Families 2021. Published on the Internet at http://www.ipni.org and http://apps.kew.org/wcsp/
© Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families. http://creativecommons.org/licenses/by/3.0