1. Family: Poaceae Barnhart
    1. Genus: Andropogon L.
      1. Andropogon virgatus Desv.

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

    [GB]
    Habit
    Perennial; caespitose. Butt sheaths persistent and investing base of culm; with compacted dead sheaths. Basal innovations flabellate. Culms erect; 60-100 cm long. Ligule a ciliolate membrane. Leaf-blades flat, or conduplicate; 10-50 cm long; 2-4 mm wide; stiff.
    Inflorescences
    Synflorescence compound; fastigiate; 10-40 cm long. Inflorescence composed of racemes; terminal and axillary; subtended by a spatheole; embraced at base by subtending leaf. Spatheole linear; 0.7-1.5 cm long; herbaceous. Peduncle pubescent above. Racemes 1; single; 6-12 cm long. Rhachis fragile at the nodes; subterete; glabrous on margins. Rhachis internodes linear; 0.5-0.6 mm long. Rhachis internode tip transverse; flat; with simple rim. Spikelets in pairs. Fertile spikelets sessile; 1 in the cluster. Companion sterile spikelets pedicelled; 1 in the cluster. Pedicels linear; 0.5-0.6 mm long; glabrous; tip rectangular.
    Sterile
    Companion sterile spikelets well-developed; male; lanceolate; dorsally compressed; 2.4-3 mm long; as long as fertile; persistent. Companion sterile spikelet lemmas enclosed by glumes.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 2.4-3 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus oblong; 0.5 mm long; glabrous; base truncate; attached transversely. Companion sterile spikelets well-developed; male; lanceolate; dorsally compressed; 2.4-3 mm long; as long as fertile; persistent. Companion sterile spikelet lemmas enclosed by glumes.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 2.4-3 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus oblong; 0.5 mm long; glabrous; base truncate; attached transversely.
    Glume
    Glumes dissimilar; exceeding apex of florets; firmer than fertile lemma. Lower glume lanceolate; 1 length of spikelet; coriaceous; 2-keeled; keeled above. Lower glume primary vein scaberulous. Lower glume intercarinal veins absent. Lower glume surface flat. Lower glume apex acute. Upper glume lanceolate; coriaceous; 1-keeled; 1 -veined. Upper glume primary vein scaberulous. Upper glume lateral veins absent. Upper glume margins ciliolate. Upper glume apex acute.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret lanceolate; 1.5 mm long; 0.5 length of spikelet; hyaline; 2 -veined. Fertile lemma linear; 2 mm long; hyaline; without keel; 1 -veined. Lemma apex entire; muticous. Palea absent or minute.
    Flowers
    Anthers 3; 0.5-1.3 mm long.
    Distribution
    North America: Mexico. South America: Mesoamericana, Caribbean, northern South America, western South America, Brazil, and southern South America.
    Reference
    Andropogoneae. WDC.
    [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.; Andes, Llanura del Caribe, Orinoquia.
    Habit
    Hierba
    Conservation
    No Evaluada

    Images

    Distribution

    Native to:

    Argentina Northeast, Belize, Bermuda, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Colombia, Costa Rica, Cuba, Dominican Republic, French Guiana, Guatemala, Guyana, Haiti, Honduras, Mexico Southeast, Nicaragua, Panamá, Paraguay, Puerto Rico, Suriname, Trinidad-Tobago, Uruguay, Venezuela

    Andropogon virgatus Desv. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Apr 1, 2014 Irwin, H.S. [12992], Brazil K001072923
    Apr 1, 2014 Irwin, H.S. [6484], Brazil K001072934
    Apr 1, 2014 Irwin, H.S. [5170], Brazil K001072935
    Apr 1, 2014 Burchell, W.J. [4631], Brazil K001072921
    Apr 1, 2014 Dusén, P. [7531], Brazil K001072785
    Apr 1, 2014 Tweedie, J. [s.n.], Brazil K001072792
    Apr 1, 2014 Prance, G.T. [13819], Brazil K001072908
    Apr 1, 2014 Klein, R.M. [5902], Brazil K001072933
    Apr 1, 2014 Glaziou, A.F.M. [16587], Brazil K001072914
    Apr 1, 2014 Glaziou, A.F.M. [18683], Brazil K001072916
    Apr 1, 2014 Glaziou, A.F.M. [17883], Brazil K001072918
    Apr 1, 2014 Glaziou, A.F.M. [16587], Brazil K001072786
    Apr 1, 2014 Barbosa, J. [724], Brazil K001072782
    Mar 1, 2014 Pohl [1127], Brazil K001072901
    Mar 1, 2014 Pereira, E. [5422], Brazil K001072902
    Mar 1, 2014 Irwin, H.S. [28349], Brazil K001072906
    Mar 1, 2014 Irwin, H.S. [32060], Brazil K001072907
    Mar 1, 2014 Irwin, H.S. [26285], Brazil K001072920
    Mar 1, 2014 Ule, E. [8007], Brazil K001072784
    Mar 1, 2014 Burchell, W.J. [4202], Brazil K001072937
    Mar 1, 2014 Valls, J.F.M. [11659], Brazil K001072903
    Mar 1, 2014 Klein, R.M. [4979], Brazil K001072936
    Mar 1, 2014 Glaziou, A.F.M. [16588], Brazil K001072790
    Mar 1, 2014 Glaziou, A.F.M. [16586], Brazil K001072791
    Mar 1, 2014 Glaziou, A.F.M. [22376], Brazil K001072917
    Mar 1, 2014 Hatschbach, G.G. [3004], Brazil K001072905
    Mar 1, 2014 Spruce, R. [642], Brazil K001072915
    Jan 1, 1996 Silva, L.F. [103], Brazil K001072909
    Jan 1, 1971 Irwin, H.S. [13247], Brazil K001072911
    Jan 1, 1969 Irwin, H.S. [20292], Brazil K001072924
    Clayton, W.D. [4532], Brazil K001072912
    Clayton, W.D. [4571], Brazil K001072913
    Clayton, W.D. [4862], Brazil K001072925
    Clayton, W.D. [4406], Brazil K001072926
    Clayton, W.D. [4272], Brazil K001072927
    Clayton, W.D. [4247], Brazil K001072928
    Hatschbach, G. [20791], Brazil K001072930
    Sellow [s.n.], Brazil K000004690 isosyntype
    Eiten, G. [8773], Brazil K001072922
    Castellanos, A. [24600], Brazil K001072938
    Smith, L.B. [14582], Brazil K001072931
    Smith, L.B. [14744], Brazil K001072932
    Smith, L.B. [1940], Brazil K001072783
    Goldsmith [100], Brazil K001072910
    Funcke [235], Venezuela K000632874
    Hoehne, W. [s.n.], Brazil K001072781
    Argent, G.C.G. [6300], Brazil K001072919
    Dombrowski, L.T. [1444], Brazil K001072929
    Triana, J. [335], Colombia K000632875
    Glaziou, A.F.M. [22374], Brazil K001072789
    Mexia, Y.E.J. [5896], Brazil K001072788
    Mexia, Y.E.J. [5896], Brazil K001072787
    Hatschbach, G.G. [47649], Brazil K001072904

    First published in W.Hamilton, Prodr. Pl. Ind. Occid.: 9 (1825)

    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.
    • 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.

    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.
    • 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.

    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