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  1. Family: Araceae Juss.
    1. Genus: Anthurium Schott
      1. Anthurium ptarianum Steyerm.

        This species is accepted, and its native range is Colombia to Guyana and Brazil (Roraima).


    CATE Araceae, 17 Dec 2011.

    It is usually terrestrial and is characterized by its large, triangular-ovate, coriaceous blades which are conspicuously punctuate on the lower surface and have a collective vein arising from the uppermost basal vein and running far from the margin to the obtuse to retuse apex. Its inflorescence has a long, pale green to dull maroon, slightly tapered spadix and a recurled, green tinged with purple or tawny-brown spathe. The fruits are purplish.
    General Description
    Terrestrial plant with erect, elongated stem 1.5 ?m ["cm"] tall, ca. 1 cm thick, Cataphylls lanceolate, elongated. LEAVES: Petiole 53 - 60 cm long, 4 - 6 mm thick. Leaf blade coriaceous, rich deep green above, paler below, erect, broadly ovate-hastate, 25 - 30 cm long, 15 - 16 cm wide, obtuse at the apex, broadly subcordate at the base,posterior lobes short or semi-orbicular, 8 - 8.5 cm long, 8 - 8.5 cm wide, rounded, with a broad, semi-circular sinus, anterior lobe 15 -16 cm wide basally, 7 - 8 cm wide towards the apex, primary veins arising at the base 4 on each side, interlobe and inner most veins free, secondary veins densely crowded. INFLORESCENCE: Spathe subcoriaceous, dull green, reflexed, lanceolate, acuminate at the apex, decurrent at the base, 6.5 cm long, 1.5 cm wide basally. Spadix dull lavender, 9 - 15 cm long, 4 - 15 mm thick, slender and fusiform, stipitate, fruiting parts blood red. Tepals 1.8 - 3.5 mm long and 1.8 - 2.5 mm wide at anthesis. Ovary 1.5 - 2 mm long.
    Anthurium ptarianum Steyermark is endemic to Venezuela and is known only from the states of Bolívar and Amazonas at 500 - 2,200 m.

    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.

    Nativa en Colombia; Alt. 420 - 2500 m.; Andes, Pacífico.
    No Evaluada


    Native to:

    Brazil North, Colombia, Guyana, Venezuela


    Other Data

    Anthurium ptarianum Steyerm. appears in other Kew resources:


    First published in Fieldiana, Bot. 28: 94 (1951)

    Accepted by

    • 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.
    • Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
    • 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.
    • Govaerts, R. (1995). World Checklist of Seed Plants 1(1, 2): 1-483, 1-529. MIM, Deurne.


    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.

    Catálogo de Plantas y Líquenes de Colombia

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at and
    © Copyright 2017 World Checklist of Selected Plant Families.

    Kew Names and Taxonomic Backbone
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. Published on the Internet at and
    © Copyright 2017 International Plant Names Index and World Checklist of Selected Plant Families.