1. Family: Poaceae Barnhart
    1. Genus: Cenchrus L.
      1. Cenchrus michoacanus H.F.Gut. & Morrone

        This species is accepted, and its native range is Mexico.

    [GB]
    Habit
    Perennial; caespitose. Culms 150-270 cm long. Lateral branches lacking. Ligule a fringe of hairs. Leaf-blades 20-40 cm long; 10-20 mm wide.
    Inflorescences
    Inflorescence a panicle. Panicle spiciform; linear; 10-15(-23) cm long; 1 cm wide. Primary panicle branches accrescent to a central axis; with sessile scars on axis. Panicle axis with rounded ribs; puberulous; bearing deciduous spikelet clusters. Spikelets subtended by an involucre. Fertile spikelets sessile; 1 in the cluster. Involucre composed of bristles; 4-7 mm long; base truncate. Involucral bristles deciduous with the fertile spikelets; few; in one whorl; 10-15 in principal whorl; with one conspicuously longer bristle; 15-18 mm long; terete; flexible; glabrous.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 4.5-6.5 mm long; falling entire; deciduous with accessory branch structures.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 4.5-6.5 mm long; falling entire; deciduous with accessory branch structures.
    Glume
    Glumes shorter than spikelet; thinner than fertile lemma. Lower glume oblong; 1.5-2 mm long; 0.33 length of spikelet; membranous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume apex obtuse. Upper glume elliptic; 4-5.5 mm long; 0.8-0.9 length of spikelet; membranous; without keels; 5 -veined. Upper glume apex acute.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret lanceolate; 1 length of spikelet; membranous; 5 -veined; acuminate. Fertile lemma lanceolate; 4.2-6 mm long; cartilaginous; without keel; 5 -veined. Lemma margins flat. Lemma apex acuminate. Palea 1 length of lemma; cartilaginous.
    Flowers
    Lodicules absent. Anthers 3.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    North America: Mexico.
    Reference
    Paniceae. Fl Nov Gal 1994.

    Distribution

    Native to:

    Mexico Central, Mexico Northeast, Mexico Southeast, Mexico Southwest

    Cenchrus michoacanus H.F.Gut. & Morrone appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Hinton, G.B. [2268], México State Pennisetum crinitum K000476255
    Hinton, G.B. [6794], México State Pennisetum crinitum K000476256

    First published in Bol. Soc. Argent. Bot. 47: 268 (2012)

    Literature

    Kew Backbone Distributions
    • 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.

    Sources

    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