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  1. Family: Poaceae Barnhart
    1. Genus: Urochloa P.Beauv.
      1. Urochloa polystachya (Kunth) Mabb.

        This species is accepted, and its native range is Tropical America. It is used as animal food.

    [GB]
    Habit
    Perennial. Culms rambling; 100-200 cm long; 3-4 mm diam.; rooting from lower nodes. Culm-nodes bearded. Lateral branches ample. Ligule a fringe of hairs; 0.8-1.2 mm long. Leaf-blades 10-25 cm long; 8-15 mm wide. Leaf-blade surface glabrous, or pubescent.
    Inflorescences
    Inflorescence composed of racemes. Peduncle 6-12 cm long; pilose above. Racemes 8-15; borne along a central axis; unilateral; 5-8 cm long; secondarily branched. Central inflorescence axis 15-25 cm long; villous. Rhachis narrowly winged; angular; villous on surface. Spikelet packing adaxial. Spikelets solitary, or in pairs. Fertile spikelets pedicelled. Pedicels oblong; unequal.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; acute; 3.2-3.6 mm long; falling entire. Spikelet callus globular; incorporating lowest rhachilla internode with adnate lower glume; glabrous.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; acute; 3.2-3.6 mm long; falling entire. Spikelet callus globular; incorporating lowest rhachilla internode with adnate lower glume; glabrous.
    Glume
    Glumes reaching apex of florets; thinner than fertile lemma. Lower glume oblate; 0.1 length of spikelet; hyaline; 0 -veined. Lower glume lateral veins absent. Lower glume apex truncate, or obtuse. Upper glume elliptic; 1 length of spikelet; membranous; without keels; 5 -veined. Upper glume surface pubescent. Upper glume apex acute; muticous.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret similar to upper glume; elliptic; 1 length of spikelet; 5 -veined; pubescent; acute; muticous. Fertile lemma elliptic; 2.2-2.5 mm long; indurate; without keel. Lemma margins involute. Lemma apex obtuse; mucronate. Palea involute; indurate.
    Flowers
    Anthers 3; 1-1.5 mm long.
    Distribution
    Asia-tropical: Malesia. South America: Mesoamericana, Caribbean, northern South America, western South America, and Brazil.
    Reference
    Paniceae. Fl Costa Rica 1993.
    [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 - 1500 m.; Andes, Pacífico, Valle del Cauca.
    Habit
    Hierba
    Conservation
    No Evaluada
    [UPB]

    The Useful Plants of Boyacá project

    Ecology
    Alt. 0 - 1500 m.
    Habit
    Herb.
    Distribution
    Native from Colombia.
    Conservation
    Not Evaluated.
    [UPB]
    Grains & Cereals
    Eaten by animals (State of the World's Plants 2016).

    Images

    Distribution

    Native to:

    Brazil North, Colombia, Costa Rica, Cuba, Ecuador, French Guiana, Guyana, Honduras, Jamaica, Leeward Is., Mexico Southeast, Netherlands Antilles, Nicaragua, Peru, Puerto Rico, Suriname, Trinidad-Tobago, Venezuela

    Introduced into:

    Brazil South, Brazil Southeast, Florida, Jawa, Mississippi, Sumatera, Texas, Vietnam

    Synonyms

    Other Data

    Urochloa polystachya (Kunth) Mabb. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Brown, R. [6088], Australia Eriochloa polystachya K000958821
    Laegaard [21788], Thailand Eriochloa polystachya K000688144
    s.coll. [1331], Brazil Eriochloa polystachya K001078333
    s.coll. [s.n.], Brazil Eriochloa polystachya K001078334
    Ornellas, S.A. [s.n.], Brazil Eriochloa polystachya K001078331
    Ornellas, S.A. [s.n.], Brazil Eriochloa polystachya K001078332

    Bibliography

    First published in Mabberley's Pl.-Book, ed. 4: 1102 (2017)

    Accepted by

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

    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.
    • Hokche, O., Berry, P.E. & Huber, O. (eds.) (2008). Nuevo Catálogo de la Flora Vascular de Venezuela: 1-859. Fundación Instituto Botánico de Venezuela.
    • 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.
    • Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.
    • Stevens, W.D., Ulloa U., C., Pool, A. & Montiel, O.M. (2001). Flora de Nicaragua Monographs in Systematic Botany from the Missouri Botanical Garden 85: i-xlii, 1-2666.
    • H?, P.-H. (2000). Câyc? Vi?tnam. An Illustrated flora of Vietnam, ed. 2, 3: 1-1020. Pham-hoang Ho, Montréal.
    • 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.
    • 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

    Useful Plants of Boyacá Project
    ColPlantA database
    http://creativecommons.org/licenses/by-nc-sa/3.0