1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum sellowii Nees

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

    [GB]
    Habit
    Perennial; caespitose. Rootstock evident. Culms rambling; 100-150 cm long; 1-2 mm diam. Culm-internodes distally glabrous, or pubescent. Culm-nodes glabrous, or pubescent. Lateral branches ample. Leaf-sheaths glabrous on surface, or pubescent; outer margin hairy. Leaf-sheath oral hairs ciliate. Ligule an eciliate membrane; 0.2-0.3 mm long. Collar pilose. Leaf-blade base cordate; asymmetrical. Leaf-blades ovate; 6-12 cm long; 7-18 mm wide. Leaf-blade surface glabrous, or pubescent.
    Inflorescences
    Inflorescence a panicle. Panicle open; elliptic; effuse; 10-28 cm long; 4-16 cm wide. Primary panicle branches ascending, or reflexed; 1-2 -nate; simple; 5-14 cm long. Panicle branches straight. Spikelets appressed; solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets obovate; dorsally compressed; acute; 2-2.3 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets obovate; dorsally compressed; acute; 2-2.3 mm long; falling entire.
    Glume
    Glumes dissimilar; shorter than spikelet; thinner than fertile lemma. Lower glume ovate; 1.2-1.5 mm long; 0.66 length of spikelet; membranous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume surface pubescent. Lower glume apex acute. Upper glume ovate; 1.8-2 mm long; 0.9 length of spikelet; membranous; without keels; 5 -veined. Upper glume surface pubescent. Upper glume apex acute.
    Florets
    Basal sterile florets barren; with palea. Lemma of lower sterile floret similar to upper glume; ovate; 1.9-2.2 mm long; 1 length of spikelet; membranous; 5 -veined; pubescent; acute. Fertile lemma ovate; dorsally compressed; 1.6-1.9 mm long; indurate; dark brown; without keel. Lemma surface rugulose. Lemma margins involute. Palea involute; indurate.
    Flowers
    Anthers 3; 1.1 mm long; purple.
    Fruits
    Caryopsis ellipsoid; 1.2 mm long.
    Distribution
    North America: Mexico. South America: Mesoamericana, Caribbean, northern South America, western South America, Brazil, and southern South America.
    Reference
    Paniceae. Fl Costa Rica 1994.
    [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 - 2000 m.; Andes, Orinoquia, Sierra Nevada de Santa Marta, Valle del Magdalena.
    Habit
    Hierba
    Conservation
    No Evaluada

    Images

    Distribution

    Native to:

    Argentina Northeast, Belize, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Colombia, Costa Rica, Cuba, Ecuador, El Salvador, Guatemala, Guyana, Honduras, Mexico Gulf, Mexico Southeast, Mexico Southwest, Nicaragua, Panamá, Paraguay, Peru, Trinidad-Tobago, Uruguay, Venezuela

    Panicum sellowii Nees appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1974 Anderson, W.R. [7748], Brazil K001078630
    Jan 1, 1973 Irwin, H.S. [12047], Brazil K001078622
    Jan 1, 1962 Eiten, G. [2676], Brazil K001078613
    Clayton, W.D. [4204], Brazil K001078629
    Clayton, W.D. [4675], Brazil K001078608
    Clayton, W.D. [4508], Brazil K001078609
    Clayton, W.D. [4518], Brazil K001078610
    Clayton, W.D. [4593], Brazil K001078611
    Clayton, W.D. [4538], Brazil K001078616
    Clayton, W.D. [4961], Brazil K001078623
    Lindeman, J.C. [476], Brazil K001078624
    Eiten, G. [2676], Brazil K001078614
    Eiten, G. [2940], Brazil K001078615
    Wright, C. [3855], Cuba K000309176
    Wright, C. [3455], Cuba K000309177 Unknown type material
    Burchell, W.J. [4146], Brazil K001078617
    Burchell, W.J. [43152], Brazil K001078618
    Burchell, W.J. [4460-2], Brazil K001078619
    Burchell, W.J. [4653], Brazil K001078620
    Burchell, W.J. [4146], Brazil K001078621
    Santos, R.R. [1556], Brazil K001078604
    Santos, R.R. [1556], Brazil K001078605
    Regnell, A.F. [III.1359], Brazil K001078607
    Hatschbach, G.G. [15839], Brazil K001078625
    Hatschbach, G.G. [14269], Brazil K001078626
    Hatschbach, G.G. [15842], Brazil K001078627
    Hatschbach, G.G. [15980], Brazil K001078628
    Langsdorff, G.H. von [s.n.], Brazil K001078606

    First published in C.F.P.von Martius, Fl. Bras. Enum. Pl. 2: 153 (1829)

    Accepted by

    • 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.
    • Zuloaga, F.O., Morrone, O. , Belgrano, M.J., Marticorena, C. & Marchesi, E. (eds.) (2008). Catálogo de las Plantas Vasculares del Cono Sur Monographs in Systematic Botany from the Missouri Botanical Garden 107: 1-3348.
    • 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.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • 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.
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. 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.
    • 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.

    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.
    • Zuloaga, F.O., Morrone, O. , Belgrano, M.J., Marticorena, C. & Marchesi, E. (eds.) (2008). Catálogo de las Plantas Vasculares del Cono Sur Monographs in Systematic Botany from the Missouri Botanical Garden 107: 1-3348.
    • 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.
    • Renvoize, S.A. (1998). Gramineas de Bolivia: 1-644. 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.
    • 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 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

    Kew Science Photographs
    Digital Image © Board of Trustees, RBG Kew http://creativecommons.org/licenses/by/3.0/