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  1. Family: Poaceae Barnhart
    1. Genus: Tribolium Desv.
      1. Tribolium amplexum Renvoize

        This species is accepted, and its native range is Cape Prov.

    [GB]
    Habit
    Perennial; caespitose. Rhizomes short. Culms erect; 20-70 cm long. Ligule a fringe of hairs. Leaf-blades involute; 10-20 cm long; 2-4 mm wide. Leaf-blade apex obtuse, or acute.
    Inflorescences
    Inflorescence composed of racemes; embraced at base by subtending leaf. Racemes 1; single; linear; unilateral; 2.5-5 cm long; 5-7 mm wide. Rhachis angular; scabrous on margins. Spikelet packing broadside to rhachis; regular; 2 -rowed. Spikelets appressed; solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 4-6 fertile florets; with diminished florets at the apex. Spikelets ovate; laterally compressed; 4-7 mm long; 1.5-3.5 mm wide; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 4-6 fertile florets; with diminished florets at the apex. Spikelets ovate; laterally compressed; 4-7 mm long; 1.5-3.5 mm wide; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; similar; shorter than spikelet; similar to fertile lemma in texture. Lower glume ovate; 4-5 mm long; 0.66-0.8 length of upper glume; coriaceous; 1-keeled; 5 -veined. Lower glume surface glabrous. Lower glume apex acute, or acuminate. Upper glume ovate; 6 mm long; 1.2-1.5 length of adjacent fertile lemma; coriaceous; 1-keeled; 5 -veined. Upper glume surface glabrous. Upper glume apex acute.
    Florets
    Fertile lemma ovate; 4-5 mm long; coriaceous; much thinner on margins; without keel; 7 -veined. Lemma surface pubescent; hairy below; with clavate hairs. Lemma margins eciliate. Lemma apex acute. Palea 2 -veined. Palea keels winged; narrowly winged; ciliolate. Palea surface glabrous. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Lodicules 2; cuneate; fleshy.
    Fruits
    Caryopsis with tardily free pericarp.
    Distribution
    Africa: south.
    Reference
    Arundineae. Gr S Afr 1993.

    Images

    Distribution

    Native to:

    Cape Provinces

    Other Data

    Tribolium amplexum Renvoize appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Fries, T.C.E. [1467], South Africa K000309569
    Oliver, E.G.H. [4682], South Africa K000309568
    Wilms, F. [3877], South Africa K000309574
    Liebenberg, L.C.C. [7398], South Africa K000309572
    Boucher, C. [2287], South Africa K000367292
    Boucher, C. [4555], South Africa K000309570
    VanBreda [231], South Africa K000309571
    Van Rensburg, W. L. J. [253], South Africa K000309573

    Bibliography

    First published in Kew Bull. 40: 797 (1985)

    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.

    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 2020. 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 2020. 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