1. Family: Araceae Juss.
    1. Genus: Anthurium Schott
      1. Anthurium unense Nadruz & Cath.

        This species is accepted, and its native range is Brazil (São Paulo).

    [CATE]

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

    Distribution

    There are only two collections of A. unense, both probably from the municipality of Sao Sebastiao.

    General Description

    Terrestrial Herb. STEMS with internodes 0.15-0.8 cm long.; cataphylls rose to vinaceous, castaneous and intact at apex, brownish and intact towards the base of the stem, 2.2--4.4 cm long; prophylls intact, castaneous at apex, brownish and intact towards the base of the stem, 1-3 cm long; sheath of petiole 0.7-2 cm long. LEAVES with petioles greenish, sulcate with subcarinate margins adaxially, obtuse abaxially, 6.9-26.4 x 0.21-0.27 cm; geniculum moderately 0.6-l.5 cm long; blades membranaceous to lightly chartaceous, adaxial surface considerably bullate, deflexed, ovate-elliptical to ovate-lanceolate, apex acute to acute-acuminate, shortly apiculate, base cordate, sinus sub-spathulate to triangular, posterior lobes rounded, 14.6- 22.4 x 5.1-14 cm; midrib acute adaxially, acute-carinate abaxially; central vein. acute adaxially, acute-carinate abaxially; basal veins 1-3, the most external disappearing at the margin of the base of the posterior lobes, the median ending at the margin of the basal third of the blade and the innermost ending at the margin in the middle of the foliar blade; primary lateral veins 3-10 on both surfaces, strongly impressed on adaxial surface and strongly prominent on abaxial surface; collecting veins forming at the base of the foliar blade, not parallel to the margin, 0.45-0.8 cm away from the margin. INFLORESCENCE with peduncle vinaceous and apgled pre-anthesis, greenish after anthesis, 2-50.3 x 0.14-0.2 cm; spathe greenish, navicular, 1.2-4 x 0.4-0.7 cm, lanceolate, linear-lanceolate, subovate, forming a right angle with the peduncle; spadix stipitate, reddish, castaneous, 1.5-6.1 cm long, stipe 0.7-3.7 cm long; flowers 4-6 in primary spiral and three in secondary, tepals cucullate, anterior and posterior ones strongly concave ventrally, subcarinate dorsally, lateral ones lightly concave ventrally and subcarinate dorsally, 0.08-0.12 x 0.08-0.11 cm, androecium with stamens opposite the posterior and anterior tepals with thickened filaments, convex ventrally, stamens opposite the lateral tepals with thin filaments, 0.09-0.12 x 0.05-0.07 cm, anthers oblique, gynoecium oblong, sessile with stigma lightly obtuse, not prominent, 0.1 x 0.09 cm, ovary bilocular, 1 ovule per locule with subapical placentation, covered by sticky hyaline substance; fruits not observed.

    Habitat

    Species with terrestrial habit, commonly found in the interior of the low-montane Atlantic Forest, close to rivers, presently flowers on the month of April with no registered fructification.

    Distribution

    Native to:

    Brazil Southeast

    Anthurium unense Nadruz & Cath. appears in other Kew resources:

    First published in Aroideana 29: 100 (2006)

    Accepted by

    • Nadruz Coelho, M.A., Waechter, J.L. & Mayo, S.J. (2009). Revisão taxonômica das espécies de Anthurium (Araceae) seção Urospadix subseção Flavescentiviridia Rodriguésia; Revista do Instituto de Biologia Vegetal, Jardim Botânico e Estaçao Biologica do Itatiaya 60: 799-864.

    Sources

    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

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2019. 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 2019. 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