1. Family: Poaceae Barnhart
    1. Genus: Zea L.
      1. Zea luxurians (Durieu & Asch.) R.M.Bird

        This species is accepted, and its native range is Mexico (Chiapas), SE. Guatemala to Honduras.

    [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
    Cultivada en Colombia; Alt. 1000 - 1500 m.; Andes.
    Habit
    Hierba
    [GB]
    Habit
    Annual. Culms erect; 200-300 cm long. Culm-internodes solid. Leaves cauline. Leaf-sheaths glabrous on surface. Ligule an eciliate membrane; 3-3.5 mm long. Leaf-blades lanceolate; 20-80 cm long; 30-80 mm wide. Leaf-blade surface glabrous.
    Inflorescences
    Monoecious; with male and female spikelets in different inflorescences. Inflorescence composed of racemes; axillary; subtended by a spatheole; enclosed. Spatheole elliptic; herbaceous. Racemes 1; single; bilateral; 5-9 cm long. Rhachis fragile at the nodes; subcylindrical and excavated. Spikelet packing 2 -rowed. Rhachis internodes inflated (trapezoidal); 6.5-10 mm long. Rhachis internode tip oblique; cupuliform. Spikelets sunken; solitary. Fertile spikelets sessile. Male spikelets sessile and pedicelled; 2 in a cluster. Pedicels (male) 3-5 mm long. Male inflorescence terminal; unlike female; of racemes along a central axis. Male spikelets distinct from female; with free pedicels; 2 flowered; elliptic; 8-10.5 mm long. Male spikelet glumes 2; winged (narrowly at apex); muticous. Male spikelet lemma muticous.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; falling entire; deciduous with accessory branch structures.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; laterally compressed; falling entire; deciduous with accessory branch structures.
    Glume
    Glumes dissimilar; reaching apex of florets; firmer than fertile lemma; shiny. Lower glume oblong; 1 length of spikelet; coriaceous; without keels. Upper glume elliptic; membranous; without keels.
    Florets
    Basal sterile florets barren; with palea, or without significant palea. Lemma of lower sterile floret membranous. Fertile florets female. Fertile lemma elliptic; hyaline; without keel.
    Flowers
    Anthers 3. Stigmas 2; terminally exserted; papillose.
    Fruits
    Caryopsis with adherent pericarp.
    Male
    Male inflorescence terminal; unlike female; of racemes along a central axis. Male spikelets distinct from female; with free pedicels; 2 flowered; elliptic; 8-10.5 mm long. Male spikelet glumes 2; winged (narrowly at apex); muticous. Male spikelet lemma muticous.
    Distribution
    South America: Mesoamericana and northern South America.
    Reference
    Andropogoneae. Fl Meso-Am 1995.
    Diagnostic
    Male lower glume flat.

    Distribution

    Native to:

    Guatemala, Honduras, Mexico Southeast

    Introduced into:

    Colombia, French Guiana

    Zea luxurians (Durieu & Asch.) R.M.Bird appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Iltis, H.H. [30919], Nicaragua K000731556
    Iltis, H.H. [30900], Nicaragua K000731557

    First published in Taxon 27: 363 (1978)

    Accepted by

    • Giraldo-Cañas, D. (2011). Catálogo de la familia Poaceae en Colombia Darwiniana 49: 139-247.
    • 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.
    • 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.
    • 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.

    Literature

    Kew Backbone Distributions
    • Giraldo-Cañas, D. (2011). Catálogo de la familia Poaceae en Colombia Darwiniana 49: 139-247.
    • 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.
    • 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.

    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