Philodendron ancuashii Croat
  • Rodriguésia 56: 98 (2005) 


Notes: Distribution: N. Peru

General Description

Hemiepiphytic plant; internodes to 2 cm or more long, to 1.5 cm diam., drying deeply folded, light reddish brown, the surface smooth or sometimes closely transverse fissured; cataphylls not seen. LEAVES: Petioles 32- 32.5 cm × 4-5 mm, drying somewhat flattened throughout, obtusely sulcate toward the base and toward the apex, medium reddish brown, irregularly and minutely sulcate-ribbed throughout, matte; blades oblong-oblanceolate, 37.5-46.5 × 11.8-16.5 cm, 3.1- 3.8 times longer than wide, abruptly acuminate at apex, narrowly rounded at base, drying gray above, faintly reddish brown below; midrib drying obtusely sunken to weakly raised and +/-concolorous above; primary lateral veins 4 per side, drying not at all apparent above, weakly visible, but scarcely raised below, arising at an acute angle then spreading at 55-60° angle; minor veins drying quilted-sunken and concolorous above, close and moderately fine, distinctly visible, much less apparent below, scarcely raised, concolorous. INFLORESCENCES 2 per axil; peduncle 3.5-4.5 cm long, drying pale reddish brown, finely ridged, 2.5 mm diam.; spathe 4.4-4.6 cm × 4-5 mm, finely ridged externally; spadix 3.8 cm long; pistillate portion 1.7 cm × 1.1 mm throughout; staminate portion 2.1 cm long, the sterile staminate flower in a single whorl; pistils 4- 6-sided or subcircular at apex, 4 mm diam. except for those at the apex and base to 6 mm diam., the outer margin pale brown, the center dark brown; locules 3, one basal ovule per locule; ovules 0.2 mm long, densely papillate, white.

Diagnostic Description

The species is most similar to P. herthae K. Kr. or P. uleanum Engl., but differs from both by the lack of primary lateral veins on the upper blade surface and by the tiny inflorescences.

Habitat

Tropical wet forest (T-wf) and Premontane wet forest (P-wf) life zones.

Distribution

Known only from the type locality near Huampami along the Río Cenepa, Peru.

Distribution Map

 
  • Native distribution
Specimens
Found in
  • Southern America Western South America Peru

  Bibliography

  • 1 Govaerts, R.H.A. (2011). World checklist of selected plant families published update. Facilitated by the Trustees of the Royal Botanic Gardens, Kew.
  • 2 Croat, T.Bernard, Swart, A. & Yates, E.D. New species of Araceae from the Río Cenepa region, Amazonas Department, Perú. Rodriguésia. 56(88), (2005).

 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.
  • A All Rights Reserved
Global Biodiversity Information Facility
http://data.gbif.org
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eMonocot
http://e-monocot.org
eMonocot. (2010, 1st November). Retrieved Wednesday, 8th February, 2012, from http://e-monocot.org.
  • C Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
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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