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  1. Family: Araceae Juss.
    1. Genus: Anthurium Schott
      1. Anthurium aylwardianum Croat

        This species is accepted, and its native range is Peru (Huánuco).


    CATE Araceae, 17 Dec 2011.


    Anthurium aylwardianum is endemic to Peru, known only from the type locality in Huanuco Department in the region of La Divisora along the Huanuco-Ucayali Departmental border at 891 m in a Premontane wet forest life zone transitioning to Tropical moist forest life zone.

    General Description

    Terrestrial on steep bank; internodes short, 3.5 cm diam., dark green; cataphylls deciduous except for a few short pale fibers which persist; cataphyll scars conspicuously raised; petioles 47-56 cm long, subterete, obtusely flattened and sulcate adaxially, faintly ridged (3-5) on either side toward upper edge, dark green, matte, drying matte, greenish yellow-brown; geniculum much thicker, narrowly and obtusely sulcate; blade ovate-sagittate, 32-43.5 cm long, 23.2-39 cm wide, subcoriaceous, dark green and subvelvety-matte above, moderately paler and matte below, drying medium dark brown and matte above, slightly paler and weakly glossy and yellowish brown below; anterior lobe 22.5-30.2 cm long, weakly concave along most of its margin, broadly rounded near apex and abruptly, narrow-acuminate; posterior lobes 12.5-20 cm long, 8-14.5 cm wide; basal veins 7(-8) pairs, 1st pair free to base, 2nd pair fused 1.3-1.8 cm, 3rd pair fused 3.5-3.7 cm, 4th & 5th pairs fused 5-5.3 cm; sinus parabolic, 9-12.5 cm deep, 8.5-10 cm wide; midrib bluntly acute and paler above, narrowly convex and darker below, drying bluntly acute and concolorous above, subtriangular with a medial rib and convex, finely ribbed sides, minutely and sparsely granular; primary lateral veins 7-9 on each side, narrowly raised and more or less concolorous above, narrowly raised and paler below, drying narrowly rounded to bluntly acute, slightly paler, minutely granular on magnification above, narrowly acute and slightly darker, minutely granular on magnification below; secondary veins raised; tertiary veins in part moderately raised below; collective veins arising from one of the lowermost primary lateral veins or the 1 st or 2nd pair of basal veins, 2-4 mm from margin, moderately loop-connecting the primary lateral veins; upper surface drying moderately smooth; lower surface densely and minutely dark granular-speckled. INFLORESCENCE erect; peduncles terete, 22 cm long matte; spathe erect-spreading, 14 cm long, 2 cm wide, medium green; stipe ca. 7 cm long; spadix long-stipitate (stipe ca. 7 cm long) 20 cm long, drying ca. 6 mm diam., dark green and weakly glossy, smooth.


    Other Data

    Anthurium aylwardianum Croat appears in other Kew resources:


    First published in Aroideana 34: 47 (2011)

    Accepted by

    • Govaerts, R. (2019). World Checklist of Vascular Plants (WCVP Database) The Board of Trustees of the Royal Botanic Gardens, Kew.


    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.

    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.