Philodendron holstii G.S.Bunting
  • Phytologia 64: 468 (1988) 


Notes: Distribution: Venezuela (Amazonas)

General Description

Erect herb. Stem 3 cm diam., hidden in upper part by adventitious roots and accumulated dry cataphylls and remains. Cataphylls ca. 23 cm long, marcescent, little by little splitting up. LEAVES: Petioles subterete but adaxially with a slender median groove with rounded margins, 54-57 cm long, sheath to 5.8 cm long; geniculum 1.5-2 cm long. Leaf blade 0.7 of petiole length, chartaceous-semicoriaceous, elliptic, 37.5-39.5 cm long 17.8-18.7 cm wide (2.1 x longer than wide), equally obtuse at each end, apex shortly acuminate, with numerous, fine, dark brown punctations on both faces, all lateral veins fine and subequal adaxially, abaxially with ca. 7-8 lateral veins per side slightly stronger than the rest. INFLORESCENCE: Peduncle solitary, 14-16 cm long. Spathe 13.5 cm long, tube well defined and 4.5 cm long. Spadix on a stipe 0.6 cm long, pistillate part 2.4 cm long, sterile staminate part 0.5-1 cm long, fertile part 9.5-10 cm long. Ovary 2-locular, each locule with ca. 6 ovules superposed in each two rows. Staminate flowers 4-stamened.

Diagnostic Description

It is distinguished by the rather thin-textured, elliptic leaf blades prominently dark-puncate on both faces.

Distribution

Venezuela (Amazonas).

Distribution Map

 
  • Native distribution
Found in
  • Southern America Northern South America Venezuela

  Bibliography

  • 1 Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
  • 2 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.
  • 3 Bunting, G.S."" New taxa of Venezuelan Araceae (II). Phytologia. 64 (6), (1988).

 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. (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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