1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum micranthum Kunth

        This species is accepted, and its native range is Colombia to N. South America and Brazil.

    [GB]
    Habit
    Annual; caespitose. Culms erect, or geniculately ascending; 10-38 cm long. Culm-internodes distally glabrous. Culm-nodes brown; glabrous. Lateral branches ample; arising from lower culm. Leaf-sheaths glabrous on surface, or pubescent; outer margin glabrous, or hairy. Ligule an eciliate membrane; 0.5 mm long. Leaf-blades flat, or conduplicate; 2-10 cm long; 1-3 mm wide. Leaf-blade surface glabrous, or pilose; hairy adaxially, or on both sides. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence a panicle. Peduncle 10 cm long; glabrous. Panicle open; ovate; 2-8 cm long. Panicle branches flexuous; smooth. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets orbicular; globose; dorsally compressed; 0.9-1.1 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets orbicular; globose; dorsally compressed; 0.9-1.1 mm long; falling entire.
    Glume
    Glumes shorter than spikelet; thinner than fertile lemma. Lower glume ovate; 0.4-1 mm long; 0.5-0.9 length of spikelet; membranous; without keels. Lower glume surface glabrous, or pubescent. Lower glume apex obtuse. Upper glume ovate; 0.9 length of spikelet; membranous; without keels; 5 -veined. Upper glume surface glabrous, or pubescent. Upper glume apex obtuse.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; 5 -veined; glabrous, or pubescent; acute. Fertile lemma elliptic; dorsally compressed; 0.8-1 mm long; indurate; pallid, or light brown; without keel. Lemma surface smooth. Lemma margins involute. Palea involute; indurate.
    Distribution
    South America: northern South America and Brazil.
    Reference
    Paniceae. Fl Guiana 1995.
    [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 - 500 m.; Amazonia, Guayana y Serranía de La Macarena, Llanura del Caribe, Orinoquia.
    Habit
    Hierba
    Conservation
    No Evaluada

    Images

    Distribution

    Native to:

    Brazil North, Brazil Southeast, Colombia, French Guiana, Guyana, Suriname, Venezuela

    Panicum micranthum Kunth appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Steyermark, J.A. [57755], Venezuela K000309303 isotype
    Steyermark, J.A. [57755], Venezuela K000309304 isotype
    Steyermark, J.A. [57755], Venezuela K000309305 isotype
    Hostmann [477], Surinam K000309244 isotype
    Maguire, B. et al. [31751], Venezuela K000309306 isotype
    Spruce [1248], Brazil K001101888
    Spruce, E. [s.n.], Brazil K001101887
    Boom, B.M. [5937], Venezuela Panicum mauryi K001101886

    First published in F.W.H.von Humboldt, A.J.A.Bonpland & C.S.Kunth, Nov. Gen. Sp. 1: 105 (1816)

    Accepted by

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

    Literature

    Kew Backbone Distributions
    • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.
    • 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.
    • 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.

    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 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