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  1. Family: Poaceae Barnhart
    1. Genus: Urochloa P.Beauv.
      1. Urochloa jubata (Fig. & De Not.) Sosef

        This species is accepted, and its native range is Tropical Africa, Madagascar.

    [FZ]

    Gramineae, W. D. Clayton. Flora Zambesiaca 10:3. 1989

    Habit
    Tufted perennial.
    Culms
    Culms 25–120 cm. high.
    Leaf lamina
    Leaf laminae 3–17 mm. wide, broadly linear.
    Inflorescences
    Inflorescence of (3)5–10(15) racemes, these 1–6 cm. long, bearing spikelets singly on a ribbon-like (1–2 mm. wide) rhachis, its margins ciliate with bright yellow tubercle-based hairs up to 6 mm. long.
    Spikelets
    Spikelets 2.5–4 mm. long, pubescent, obtuse.
    Glume
    Inferior glume 2/3–3/4 as long as spikelet, 7–11-nerved.
    Inferior
    Inferior glume 2/3–3/4 as long as spikelet, 7–11-nerved.
    Lemma
    Superior lemma finely striate or rugulose.
    Superior
    Superior lemma finely striate or rugulose.
    [FTEA]

    Gramineae, W. D. Clayton, S. M. Phillips & S. A. Renvoize. Flora of Tropical East Africa. 1974

    Habit
    Tufted perennial; culms 25–120 cm. high.
    Leaves
    Leaf-blades broadly linear, 5–30 cm. long, 3–17 mm. wide.
    Inflorescences
    Inflorescence of (3–)5–10(–15) racemes on an axis 3–20 cm. long; racemes 1–6 cm. long, often curved, bearing the spikelets singly on a ribbon-like rhachis 1–2 mm. wide, its margins ciliate with bright yellow tubercle-based hairs 2–6 mm. long.
    Spikelets
    Spikelets elliptic, 2.5–3.8 mm. long, pubescent, subacute; lower glume 2/3–3/4 as long as the spikelet, 7–11-nerved, obtuse; upper glume 5–7-nerved, with a few cross-veins; lower lemma 5-nerved, the laterals near the margin, with a few cross-veins; upper lemma finely striate, shiny, subacute.
    Figures
    Fig. 139.
    Habitat
    On valley alluvium, swamp margins and damp places in deciduous bushland; 500–2900 m.
    Distribution
    K2 K3 K4 K5 K6 T1 T2 T3 T4 T6 T7 T8 U1 U2 tropical Africa
    [FWTA]

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

    Habit
    Tufted grass 60–120 cm. high
    Ecology
    Often on shallow soils with seasonal extremes of drought and waterlogging.
    [GB]
    Habit
    Perennial; caespitose. Culms erect; 25-120 cm long. Ligule a fringe of hairs. Leaf-blades 5-30 cm long; 3-17 mm wide.
    Inflorescences
    Inflorescence composed of racemes. Racemes (3-)5-10(-15); borne along a central axis; straight, or arcuate; unilateral; 1-6 cm long. Central inflorescence axis 3-20 cm long. Rhachis broadly winged; with sharp-edged midrib; 1-2 mm wide; setose on margins. Rhachis hairs yellow; 2-6 mm long. Spikelet packing adaxial; regular; 2 -rowed. Spikelets pectinate; solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; compressed slightly; obtuse; 2.5-3.8 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; compressed slightly; obtuse; 2.5-3.8 mm long; falling entire.
    Glume
    Glumes similar; reaching apex of florets; thinner than fertile lemma. Lower glume oblong; 0.7-0.8 length of spikelet; membranous; without keels; 7-11 -veined. Lower glume apex obtuse. Upper glume oblong; membranous; without keels; 5 -veined. Upper glume lateral veins with cross-veins. Upper glume surface pilose. Upper glume apex obtuse.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret similar to upper glume; oblong; 1 length of spikelet; membranous; 5 -veined; with cross-veins; pilose; obtuse. Fertile lemma elliptic; 2.5-3.5 mm long; indurate; shiny; without keel; 5 -veined. Lemma surface striate. Lemma margins involute. Lemma apex acute. Palea involute; indurate; without keels.
    Distribution
    Africa: west tropical, west-central tropical, northeast tropical, east tropical, southern tropical, and western Indian ocean.
    Reference
    Paniceae. FTEA.

    Images

    Distribution

    Native to:

    Angola, Benin, Burkina, Burundi, Cameroon, Central African Repu, Chad, Ethiopia, Gabon, Gambia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Kenya, Madagascar, Malawi, Mali, Mauritania, Niger, Nigeria, Rwanda, Senegal, Sudan, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

    Introduced into:

    Brazil West-Central

    Synonyms

    Other Data

    Urochloa jubata (Fig. & De Not.) Sosef appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Mar 1, 1978 Dummer, R.A. [3915], Uganda Brachiaria jubata K000282216 syntype
    Mar 1, 1978 Dummer, R.A. [3915], Uganda Brachiaria jubata K000282217 syntype
    Mar 1, 1978 Dummer, R.A. [677], Uganda Brachiaria jubata K000282218 syntype
    Dalziel, J.M. [896], Nigeria Brachiaria jubata K000282232
    Dalziel, J.M. [256], Nigeria Brachiaria jubata K000282233
    Schweinfurth, G. [2174], Sudan Brachiaria jubata K000282140 syntype
    Schweinfurth, G. [2174], Sudan Brachiaria jubata K000282141 syntype
    Schweinfurth, G. [4003], Sudan Brachiaria jubata K000282142
    Schweinfurth, G. [2200], Sudan Brachiaria jubata K000282143
    Johnson [724], Ghana Brachiaria jubata K000282231 syntype
    Barter [1384], Nigeria Brachiaria jubata K000282234
    Krause, G.A., Guinea Brachiaria jubata K000282230 syntype
    Ussher, C.B. [3], Uganda Brachiaria jubata K000282215 syntype

    Bibliography

    First published in Fl. Gabon 5bis: 64 (1999)

    Not 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. [Cited as Brachiaria jubata.]

    Literature

    Kew Backbone Distributions

    • 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.
    • Forzza, R.C. & al. (2013). Lista de Espécies da Flora do Brasil http://floradobrasil.jbrj.gov.br/2010/.
    • Onana, J.M. (2011). The vascular plants of Cameroon a taxonomic checklist with IUCN assessments: 1-195. National herbarium of Cameroon, Yaoundé.
    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Sosef, M.S.M. & al. (2006). Check-list des plantes vasculaires du Gabon Scripta Botanica Belgica 35: 1-438.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • 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.
    • Barry, J. P. & Celles, J.S. (1991). Flore de Mauritanie 2: 360-550. Centre Regional de Documentation Pedagogique, Nice.
    • Clayton, W.D. (1989). Flora Zambesiaca 10(3): 1-231. Royal Botanic Gardens, Kew.
    • Troupin, G. (ed.) (1988). Flora du Rwanda 4: I-X, 1-651. Musee Royal de l'Afrique Centrale.
    • 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.
    • Clayton, W.D. & Renvoize, S.A. (1982). Gramineae Flora of Tropical East Africa 3: 451-898.
    • Boulvert, Y. (1977). Catalogue de la Flore de Centrafrique 2(2): 1-94. ORSTOM, Bangui.
    • 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.
    • Lebrun, J.-P., Audru, J., Gaston, A. & Mosnier, M. (1972). Catalogue des Plantes Vasculaires du Tchad Méridional: 1-289. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.
    • Robyns, W. (1934). Flore Agrostologique du Congo Belge et du Ruanda-Urundi 2: 9-386. Goemaere, Bruxelles.

    Sources

    Flora Zambesiaca
    Flora Zambesiaca
    http://creativecommons.org/licenses/by-nc-sa/3.0

    Flora of Tropical East Africa
    Flora of Tropical East Africa
    http://creativecommons.org/licenses/by-nc-sa/3.0

    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