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  1. Family: Poaceae Barnhart
    1. Genus: Urochloa P.Beauv.
      1. Urochloa mollis (Sw.) Morrone & Zuloaga

        This species is accepted, and its native range is Mexico to Tropical America.

    [CPLC]

    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. http://catalogoplantasdecolombia.unal.edu.co

    Distribution
    Nativa en Colombia; Alt. 0 - 1000 m.; Andes, Llanura del Caribe, Orinoquia, Valle del Cauca, Valle del Magdalena.
    Habit
    Hierba
    Conservation
    No Evaluada
    [GB]
    Habit
    Annual. Culms geniculately ascending, or decumbent; 15-50 cm long; 1-2.5 mm diam.; rooting from lower nodes. Culm-internodes distally pubescent. Culm-nodes bearded. Lateral branches ample; arising from lower culm and mid culm. Leaf-sheaths pubescent, or pilose; with tubercle-based hairs. Ligule a ciliate membrane; 0.5-1 mm long. Leaf-blade base broadly rounded. Leaf-blades lanceolate; 6-14 cm long; 5-15 mm wide. Leaf-blade surface pubescent.
    Inflorescences
    Inflorescence composed of racemes. Peduncle 5-13 cm long. Racemes 4-8; borne along a central axis; unilateral; 1-3 cm long. Central inflorescence axis 3-7 cm long. Rhachis wingless; angular; pilose on surface. Spikelet packing adaxial; irregular; 2 -rowed. Spikelets solitary, or in pairs. Fertile spikelets pedicelled. Pedicels oblong; 0.5 mm long; bearing a few hairs, or ciliate.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets obovate; dorsally compressed; compressed slightly; rostrate; 3.4-4 mm long; falling entire. Spikelet callus square; incorporating lowest rhachilla internode with adnate lower glume; 0.5 mm long.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets obovate; dorsally compressed; compressed slightly; rostrate; 3.4-4 mm long; falling entire. Spikelet callus square; incorporating lowest rhachilla internode with adnate lower glume; 0.5 mm long.
    Glume
    Glumes dissimilar; reaching apex of florets; thinner than fertile lemma. Lower glume ovate; 2-2.7 mm long; 0.4-0.5 length of spikelet; membranous; without keels; 5 -veined. Lower glume apex acute. Upper glume ovate; 1 length of spikelet; membranous; without keels; 7 -veined. Upper glume apex rostrate.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; 5 -veined; pilose; rostrate. Fertile lemma obovate; 2.6-3.1 mm long; indurate; without keel. Lemma surface rugulose. Lemma margins involute. Lemma apex apiculate. Palea involute; indurate; without keels. Palea surface rugose.
    Flowers
    Anthers 3; 1-1.1 mm long.
    Fruits
    Caryopsis ellipsoid; 2 mm long. Embryo 0.75 length of caryopsis.
    Distribution
    Pacific: north-central. North America: Mexico. South America: Mesoamericana, Caribbean, northern South America, western South America, and Brazil.
    Reference
    Paniceae. Fl Costa Rica.

    Images

    Distribution

    Native to:

    Aruba, Brazil North, Brazil Northeast, Colombia, Costa Rica, Cuba, Dominican Republic, Ecuador, El Salvador, French Guiana, Guatemala, Guyana, Haiti, Honduras, Jamaica, Leeward Is., Mexico Central, Mexico Gulf, Mexico Northwest, Mexico Southeast, Mexico Southwest, Netherlands Antilles, Nicaragua, Panamá, Peru, Venezuela

    Introduced into:

    Hawaii, New Caledonia

    Synonyms

    Other Data

    Urochloa mollis (Sw.) Morrone & Zuloaga appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Feb 1, 2014 Fonseca, M.R. [1311], Brazil K001059342
    Hinton, G.B. [9283], Guerrero K000476052
    Hinton, G.B. [3942], México State K000476053
    Lewis, G.P. [1601], Brazil Brachiaria mollis K001102390
    Swallen, J.R. [3354], Brazil Brachiaria mollis K001102388
    Nascimento, M.S.B. [1420], Brazil Brachiaria mollis K001102386
    Dutra, E.A. [5], Brazil Brachiaria mollis K001102387
    Glaziou [15613], Brazil Brachiaria mollis K001102389

    Bibliography

    First published in Darwiniana 31: 85 (1992)

    Not accepted by

    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew. [Cited as Brachiaria mollis.]

    Literature

    Kew Backbone Distributions

    • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.
    • Acevedo-Rodríguez, P. & Strong, M.T. (2012). Catalogue of seed plants of the West Indies Smithsonian Contributions to Botany 98: 1-1192.
    • Giraldo-Cañas, D. (2011). Catálogo de la familia Poaceae en Colombia Darwiniana 49: 139-247.
    • Clayton, W.D. & Snow, N. (2010). A key to Pacific Grasses: 1-107. Kew Publishing, Royal Botanic Gardens, Kew.
    • Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
    • Nelson Sutherland, C.H. (2008). Catálogo de las plantes vasculares de Honduras. Espermatofitas: 1-1576. SERNA/Guaymuras, Tegucigalpa, Honduras.
    • Dávila, P., Mejia-Saulés, M.T., Gómez-Sánchez, N., Valdés-Reyna, J., Ortíz, J.J., Morín, C., Castrejón, J. & Ocampo, A. (2006). Catálogo de las Gramíneas de México: 1-671. CONABIO, México city.
    • Jørgensen, P.M. & León-Yánez, S. (eds.) (1999). Catalogue of the Vascular Plants of Ecuador Monographs in Systematic Botany from the Missouri Botanical Garden 75: i-viii, 1-1181.
    • Boggan, J. Funck, V. & Kelloff, C. (1997). Checklist of the Plants of the Guianas (Guyana, Surinam, Franch Guiana) ed. 2: 1-238. University of Guyana, Georgetown.
    • Davidse, G. & al. (eds.) (1994). Flora Mesoamericana 6: 1-543. Universidad Nacional Autónoma de México, México, D.F.
    • Brako, L. & Zarucchi, J.L. (1993). Catalogue of the Flowering Plants and Gymnosperms of Peru Monographs in Systematic Botany from the Missouri Botanical Garden 45: i-xl, 1-1286.

    Sources

    Catálogo de Plantas y Líquenes de Colombia
    http://creativecommons.org/licenses/by-nc-sa/3.0

    GrassBase - The Online World Grass Flora
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Herbarium Catalogue Specimens
    'The Herbarium Catalogue, Royal Botanic Gardens, Kew. Published on the Internet http://www.kew.org/herbcat [accessed on Day Month Year]'. Please enter the date on which you consulted the system.
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/

    Kew Backbone Distributions
    The International Plant Names Index and World Checklist of Selected Plant Families 2020. 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 2020. 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