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  1. Family: Poaceae Barnhart
    1. Genus: Urochloa P.Beauv.
      1. Urochloa rugulosa (Stapf) Sosef

        This species is accepted, and its native range is Kenya to Zimbabwe.

    [FTEA]

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

    Habit
    Tufted perennial; culms 50–100 cm. high.
    Leaves
    Leaf-blades 5–30 cm. long, 2–10 mm. wide.
    Inflorescences
    Inflorescence of 2–12 racemes on an axis 3–20 cm. long; racemes 2–10 cm. long, bearing the spikelets singly on a narrow winged rhachis with ciliate margins.
    Spikelets
    Spikelets elliptic, 2.8–3.5 mm. long, glabrous, acute; lower glume 1/3 as long as the spikelet; upper glume not separated from the lower by an internode; upper lemma rugose, obtuse.
    Habitat
    By streamsides and on soils with impeded drainage; 0–1900 m.
    Distribution
    K4 K7 T1 T2 T7
    [FZ]

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

    Habit
    Loosely tufted perennial.
    Culms
    Culms 50–100 cm. high.
    Leaf lamina
    Leaf laminae 2–10 mm. wide.
    Inflorescences
    Inflorescence of 2–12 racemes, these 2–10 cm. long, bearing spikelets singly on a flat rhachis c. 1 mm. wide with tuberculate-ciliate margins.
    Spikelets
    Spikelets 3–3.5 mm. long, glabrous, acute.
    Glume
    Inferior glume 1/3 length of spikelet, arising immediately below the superior.
    Inferior
    Inferior glume 1/3 length of spikelet, arising immediately below the superior.
    Lemma
    Superior lemma rugose.
    Superior
    Superior lemma rugose.
    [GB]
    Habit
    Perennial; caespitose. Culms 50-100 cm long. Ligule a fringe of hairs. Leaf-blades 5-30 cm long; 2-10 mm wide.
    Inflorescences
    Inflorescence composed of racemes. Racemes 2-12; borne along a central axis; unilateral; 2-10 cm long. Central inflorescence axis 3-20 cm long. Rhachis narrowly winged; ciliate on margins. Spikelet packing adaxial; regular; 2 -rowed. Spikelets solitary. Fertile spikelets sessile.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; compressed slightly; acute; 2.8-3.5 mm long; falling entire. Rhachilla internodes brief up to lowest fertile floret.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets elliptic; dorsally compressed; compressed slightly; acute; 2.8-3.5 mm long; falling entire. Rhachilla internodes brief up to lowest fertile floret.
    Glume
    Glumes dissimilar; reaching apex of florets; thinner than fertile lemma. Lower glume ovate; 0.33 length of spikelet; membranous; without keels; 5-7 -veined. Lower glume apex obtuse. Upper glume oblong; 1 length of spikelet; membranous; without keels; 5 -veined. 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; obtuse. Fertile lemma elliptic; 2.5-3 mm long; indurate; without keel. Lemma surface rugose. Lemma margins involute. Lemma apex obtuse. Palea involute; indurate; without keels. Palea surface rugose.
    Distribution
    Africa: east tropical and southern tropical.
    Reference
    Paniceae. FTEA.

    Images

    Distribution

    Native to:

    Kenya, Tanzania, Zambia, Zimbabwe

    Synonyms

    Other Data

    Urochloa rugulosa (Stapf) Sosef appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jul 1, 1988 Napier, E.R. [851], Kenya Brachiaria rugulosa K000386198
    Jul 1, 1988 Bogdan, A. [AB1124], Kenya Brachiaria rugulosa K000386197
    Jul 1, 1988 Bogdan, A. [AB1572], Kenya Brachiaria rugulosa K000386199
    Jul 1, 1988 Jack, R.W. [6234], Zimbabwe Brachiaria rugulosa K000282175 isotype
    Apr 1, 1978 Bogdan, A. [AB3762], Kenya Brachiaria rugulosa K000386202
    Apr 1, 1978 Webster, M.M. [K181], Kenya Brachiaria rugulosa K000386203
    Bogdan, A. [AB4000], Kenya Brachiaria rugulosa K000386204
    Bogdan, A. [AB4698], Kenya Brachiaria rugulosa K000386201
    Robertson, S.A. [3238], Kenya Brachiaria rugulosa K000386200
    Dowson, W.J. [257], Kenya Brachiaria rugulosa K000282135 syntype
    Lyne, R.N. [154], Kenya Brachiaria rugulosa K000282136 syntype

    Bibliography

    First published in Pl. Ecol. Evol. 149: 361 (2016)

    Accepted by

    • Govaerts, R. (2019). World Checklist of Vascular Plants (WCVP Database) The Board of Trustees of the Royal Botanic Gardens, Kew.

    Literature

    Kew Backbone Distributions

    • Clayton, W.D. & Renvoize, S.A. (1982). Gramineae Flora of Tropical East Africa 3: 451-898.

    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

    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