1. Family: Poaceae Barnhart
    1. Genus: Coelachyrum Hochst. & Nees
      1. Coelachyrum brevifolium Hochst. & Nees

        This species is accepted, and its native range is Sahara to Arabian Peninsula, S. Iran.

    [GB]
    Habit
    Annual; caespitose. Culms geniculately ascending, or decumbent; 5-45 cm long. Ligule an eciliate membrane. Leaf-blades 2-6 cm long; 2-5 mm wide. Leaf-blade surface smooth; glabrous.
    Inflorescences
    Inflorescence composed of racemes. Racemes 3-5; digitate; unilateral; 1-5 cm long. Central inflorescence axis 0-3 cm long. Rhachis angular. Spikelet packing broadside to rhachis; irregular. Spikelets solitary. Fertile spikelets pedicelled. Pedicels oblong.
    Spikelets
    Spikelets comprising 6-8 fertile florets; with diminished florets at the apex. Spikelets ovate; laterally compressed; 3.5-4 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 6-8 fertile florets; with diminished florets at the apex. Spikelets ovate; laterally compressed; 3.5-4 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; similar; shorter than spikelet; parallel to lemmas. Lower glume elliptic; 1.5-2 mm long; 1 length of upper glume; membranous; without keels; 3 -veined. Lower glume apex obtuse. Upper glume elliptic; 1.5-2 mm long; 1 length of adjacent fertile lemma; membranous; without keels; 3 -veined. Upper glume apex obtuse.
    Florets
    Fertile lemma orbicular; 1.5-2 mm long; membranous; without keel; 3 -veined. Lemma lateral veins prominent. Lemma surface glabrous, or puberulous. Lemma apex obtuse; muticous, or mucronate. Palea orbicular; 0.9-1 length of lemma; 2 -veined. Palea keels smooth; eciliate. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Anthers 0.5 mm long.
    Fruits
    Caryopsis with free soft pericarp; reniform; flattened; concavo-convex; 1 mm long; rugose.
    Distribution
    Africa: north, west tropical, and northeast tropical. Asia-temperate: Arabia.
    Reference
    Eragrostideae. WDC.
    [FWTA]

    Gramineae, W. D. Clayton. Flora of West Tropical Africa 3:2. 1972

    Habit
    Annual, 5–45 cm. high, the culms ascending from a loose tuft
    Ecology
    A desert grass.

    Images

    Distribution

    Native to:

    Algeria, Chad, Egypt, Eritrea, Ethiopia, Gulf States, Iran, Mali, Mauritania, Niger, Nigeria, Oman, Saudi Arabia, Somalia, Sudan, Yemen

    Coelachyrum brevifolium Hochst. & Nees appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Schimper, W. [799], Saudi Arabia K000907213
    Schimper, W. [799], Saudi Arabia K000907216
    Schimper, W. [799], Saudi Arabia K000907219 isotype
    Schwinfurth, G. [1577] K000907215
    Zohrab, J. [212], Saudi Arabia K000907217
    Fisher, S. [1133], Saudi Arabia K000907214
    Fisher, S. [132], Saudi Arabia K000907220
    Schrimper, G.H.W. [799], Saudi Arabia K000907218
    s.coll. [Cat. no. 3815] Eleusine brevifolia K001117274
    s.coll. [Cat. no. 3815] Eleusine brevifolia K001117275
    s.coll. [Cat. no. 3815], India Eleusine brevifolia K001117276

    First published in Linnaea 16: 221 (1842)

    Accepted by

    • Darbyshire, I., Kordofani, M., Farag, I., Candiga, R. & Pickering, H. (eds.) (2015). The Plants of Sudan and South Sudan: 1-400. Kew publishing, Royal Botanic Gardens, Kew.
    • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
    • Cope, T.A., Knees, S.G. & Miller, A.G. (2007). Flora of the Arabian peninsula and Socotra 5(1): 1-387. Edinburgh University Press.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Boulos, L. (2005). Flora of Egypt 4: 1-617. Al Hadara Publishing, Cairo.
    • Jongbloed, M., Western, R.A. & Boer, B. (2000). Annotated Check-list for plants in the U.A.E.: 1-90. Zodiac Publishing, Dubai.
    • Hedberg, I. & Edwards, S. (eds.) (1995). Flora of Ethiopia and Eritrea 7: 1-430. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
    • Thulin, M. (ed.) (1995). Flora of Somalia 4: i-ii, 1-298. The Royal Botanic Gardens, Kew.
    • Ghazanfar, S.A. (1992). An Annotated Catalogue of the Vascular Plants of Oman and their Vernacular names Scripta Botanica Belgica 2: 1-153.
    • Barry, J. P. & Celles, J.S. (1991). Flore de Mauritanie 2: 360-550. Centre Regional de Documentation Pedagogique, Nice.
    • Boudet, G., Lebrun, J.P. & Demange, R. (1986). Catalogue des plantes vasculaires du Mali: 1-465. Etudes d'Elevage et de Médecine Vétérinaire des Pays Tropicaux.
    • Peyre de Fabregues, B. & Lebrun, J.-P. (1976). Catalogue des Plantes Vascularies du Niger: 1-433. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.
    • Hepper, F.N. (ed.) (1972). Flora of West Tropical Africa, ed. 2, 3(2): 277-574.

    Literature

    Flora of West Tropical Africa
    • in Linnaea 16: 221 (1842).
    Kew Backbone Distributions
    • Dobignard, D. & Chatelain, C. (2010). Index synonymique de la flore d'Afrique du nord 1: 1-455. Éditions des conservatoire et jardin botaniques, Genève.
    • Cope, T.A., Knees, S.G. & Miller, A.G. (2007). Flora of the Arabian peninsula and Socotra 5(1): 1-387. Edinburgh University Press.
    • Jongbloed, M., Western, R.A. & Boer, B. (2000). Annotated Check-list for plants in the U.A.E.: 1-90. Zodiac Publishing, Dubai.
    • Hedberg, I. & Edwards, S. (eds.) (1995). Flora of Ethiopia and Eritrea 7: 1-430. The National Herbarium, Addis Ababa University, Ethiopia & The Department of Systematic Botany, Upps.
    • Thulin, M. (ed.) (1995). Flora of Somalia 4: i-ii, 1-298. The Royal Botanic Gardens, Kew.
    • Boudet, G., Lebrun, J.P. & Demange, R. (1986). Catalogue des plantes vasculaires du Mali: 1-465. Etudes d'Elevage et de Médecine Vétérinaire des Pays Tropicaux.

    Sources

    Flora of West Tropical Africa
    Flora of West Tropical Africa
    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 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