1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum mohavense Reeder

        This species is accepted, and its native range is Arizona to New Mexico.

    [GB]
    Habit
    Annual. Culms 2-6(-8) cm long; 1 -noded. Culm-internodes distally pilose; with tubercle-based hairs. Lateral branches ample; arising from lower culm. Leaf-sheaths striately veined; pilose; with tubercle-based hairs. Ligule a ciliate membrane; 0.2 mm long. Leaf-blades 1-4 cm long; (1-)2-3 mm wide. Leaf-blade surface glabrous, or pilose; hairy abaxially; with tubercle-based hairs. Leaf-blade margins tuberculate-ciliate.
    Inflorescences
    Inflorescence a panicle; shorter than basal leaves; embraced at base by subtending leaf. Panicle open; oblong; dense; 1-2 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; compressed slightly; 2 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; compressed slightly; 2 mm long; falling entire.
    Glume
    Glumes reaching apex of florets; thinner than fertile lemma. Lower glume ovate; clasping; 0.33 length of spikelet; membranous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume apex obtuse, or acute. Upper glume ovate; 1 length of spikelet; membranous; without keels; 7 -veined.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; 7 -veined. Fertile lemma elliptic; dorsally compressed; 1.5 mm long; indurate; yellow, or light brown; shiny; without keel. Lemma surface smooth. Lemma margins involute. Palea involute; indurate.
    Flowers
    Anthers 3; 1 mm long; purple.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    North America: southwest USA.
    Reference
    Paniceae. Reeder 2001.

    Images

    Distribution

    Native to:

    Arizona, New Mexico

    Panicum mohavense Reeder appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Reeder, J. R. [8630], Arizona K000674475 isotype

    First published in Phytologia 71: 300 (1991)

    Accepted by

    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.

    Literature

    Kew Backbone Distributions
    • Flora of North America Editorial Committee (2003). Flora of North America North of Mexico 25: 1-781. Oxford University Press, New York, Oxford.

    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.
    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