1. Family: Poaceae Barnhart
    1. Genus: Thelepogon Roth
      1. Thelepogon elegans Roth

        This species is accepted, and its native range is Tropical Africa to Namibia, India to W. Indo-China, S. Malesia.

    [FZ]

    Gramineae, T. A. Cope. Flora Zambesiaca 10:4. 2002

    Habit
    Coarse annual; culms up to 150 cm high, erect, supported by stilt-roots; leaf laminas 4–20 cm × 5–30 mm, lanceolate, cordate at the base and often amplexicaul, glabrous or hispidulous, the margins finely pectinate-ciliate.
    Inflorescences
    Inflorescence composed of 2–17 racemes, the lowermost whorled, the uppermost borne on a short common axis 1–5 cm long; racemes 5–15 cm long, very fragile.
    Spikelets
    Sessile spikelet 5–13 mm long; inferior glume narrowly ovate; superior lemma with an awn 1.5–2.5 cm long.
    Sessile
    Sessile spikelet 5–13 mm long; inferior glume narrowly ovate; superior lemma with an awn 1.5–2.5 cm long.
    Pedicel
    Pedicel a little longer than the sessile spikelet, glabrous.
    [FTEA]

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

    Habit
    Coarse annual; culms 10–150 cm. high, erect, supported by prop roots.
    Leaves
    Leaf-blades lanceolate, 4–20 cm. long, 5–30 mm. wide, cordate and often amplexicaul, glabrous or hispidulous, the margins finely pectinate ciliate.
    Inflorescences
    Inflorescence composed of 2–17 racemes, the lower verticillate, the upper borne on a short common axis 1–5 cm. long; racemes 4–15 cm. long, very fragile.
    Spikelets
    Sessile spikelet 5–13 mm. long; lower glume narrowly ovate, prominently rugose; upper glume rugose across the back; upper lemma with an awn 1.5–2.5 cm. long.
    Sessile
    Sessile spikelet 5–13 mm. long; lower glume narrowly ovate, prominently rugose; upper glume rugose across the back; upper lemma with an awn 1.5–2.5 cm. long.
    Pedicel
    Pedicel glabrous, a little longer than the sessile spikelet.
    Figures
    Fig. 174.
    Habitat
    Very local in weedy patches on black clay soils; 150–1800 m.
    Distribution
    T1 T2 T4 T5 T6 T7 T8 U1 U3 throughout tropical Africa, extending through India to Indonesia
    [GB]
    Habit
    Annual. Culms erect; 10-150 cm long. Ligule a ciliolate membrane. Leaf-blade base cordate, or amplexicaul. Leaf-blades lanceolate; 4-20 cm long; 5-30 mm wide. Leaf-blade surface glabrous, or hispid. Leaf-blade margins ciliate.
    Inflorescences
    Inflorescence composed of racemes. Racemes 2-17; digitate; in several whorls; 4-15 cm long. Central inflorescence axis 1-5 cm long. Rhachis fragile at the nodes; angular. Rhachis internodes cuneate; 6-9 mm long. Rhachis internode tip transverse; cupuliform. Raceme-bases filiform. Spikelets in pairs. Fertile spikelets sessile; 1 in the cluster. Companion sterile spikelets pedicelled; 1 in the cluster. Pedicels linear; foliaceous; curved; 1.1 length of fertile spikelet; glabrous.
    Sterile
    Companion sterile spikelets represented by barren pedicels.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets. Spikelets ovate; dorsally compressed; 5-13 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus pilose; base obtuse; inserted. Companion sterile spikelets represented by barren pedicels.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets. Spikelets ovate; dorsally compressed; 5-13 mm long; falling entire; deciduous with accessory branch structures. Spikelet callus pilose; base obtuse; inserted.
    Glume
    Glumes dissimilar; exceeding apex of florets; firmer than fertile lemma. Lower glume ovate; 1 length of spikelet; indurate; without keels; 9 -veined. Lower glume surface rugose. Lower glume apex acute. Upper glume ovate; chartaceous; without keels; 3 -veined. Upper glume surface rugose. Upper glume apex acuminate.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret lanceolate; 0.8 length of spikelet; hyaline; 2 -veined. Fertile lemma ovate; 4-10 mm long; hyaline; without keel; 5 -veined. Lemma apex lobed; 2 -fid; incised 0.5 of lemma length; awned. Principal lemma awn from a sinus; geniculate; 15-25 mm long overall; with twisted column. Column of lemma awn glabrous. Palea hyaline; without keels.
    Distribution
    Africa: west tropical, west-central tropical, northeast tropical, east tropical, southern tropical, and south. Asia-tropical: India, Indo-China, and Malesia.
    Reference
    Andropogoneae. FTEA.
    [FWTA]

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

    Habit
    Annual, up to 1 m. high, often with prop roots from the lower nodes
    Ecology
    Weed in disturbed soils.

    Images

    Distribution

    Native to:

    Angola, Benin, Burkina, Cameroon, Central African Repu, Chad, Congo, Eritrea, Ethiopia, Ghana, Guinea, India, Jawa, Lesser Sunda Is., Malawi, Mozambique, Myanmar, Namibia, Niger, Nigeria, Senegal, Sudan, Tanzania, Thailand, Togo, Uganda, Zambia, Zimbabwe

    Introduced into:

    Pakistan

    Thelepogon elegans Roth appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Kerr, A.F.G. [7978], Thailand K000620087
    Phengklai, C. [407], Thailand K000688760

    First published in J.J.Roemer & J.A.Schultes, Syst. Veg., ed. 15 bis 2: 788 (1817)

    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.
    • Thiombiano, A., Schmidt, M., Dressler, S., Ouédraogo, A., Hahn, K. & Zizka, G. (2012). Catalogue des plantes vasculaires du Burkina Faso Boissiera 65: 1-391.
    • Onana, J.M. (2011). The vascular plants of Cameroon a taxonomic checklist with IUCN assessments: 1-195. National herbarium of Cameroon, Yaoundé.
    • Lisowski, S. (2009). Flore (Angiospermes) de la République de Guinée Scripta Botanica Belgica 41: 1-517.
    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Kress, W.J., DeFilipps, R.A., Farr, E. & Kyi, D.Y.Y. (2003). A Checklist of the Trees, Shrubs, Herbs and Climbers of Myanmar Contributions from the United States National Herbarium 45: 1-590.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
    • Cope, T.A. (2002). Flora Zambesiaca 10(4): 1-190. 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.
    • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.
    • Cope, T.A. (1982). Flora of Pakistan 143: 1-678. Department of Botany, University of Karachi, Karachi.
    • 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.
    • Lebrun, J.P. (1973). Énumération des plantes vasculaires du Sénégal: 1-209. Maisons Alfort: Institut d'élevage et de médecine vétérinaire des pays tropicaux.
    • 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.

    Literature

    Flora of West Tropical Africa
    • Berhaut, Fl. Sén. ed. 2, 397.
    • A. Chev. in Rev. Bot. Appliq. 13: 849
    • F.T.A. 9: 34
    • Syst. Veg. 2: 788 (1817)
    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.
    • Thiombiano, A., Schmidt, M., Dressler, S., Ouédraogo, A., Hahn, K. & Zizka, G. (2012). Catalogue des plantes vasculaires du Burkina Faso Boissiera 65: 1-391.
    • 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.
    • Kress, W.J., DeFilipps, R.A., Farr, E. & Kyi, D.Y.Y. (2003). A Checklist of the Trees, Shrubs, Herbs and Climbers of Myanmar Contributions from the United States National Herbarium 45: 1-590.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
    • Cope, T.A. (2002). Flora Zambesiaca 10(4): 1-190. 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.
    • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.
    • Cope, T.A. (1982). Flora of Pakistan 143: 1-678. Department of Botany, University of Karachi, Karachi.
    • 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.
    • 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.
    Flora of Tropical East Africa
    • Clayton in Flora of West Tropical Africa, ed. 2, 3: 473 (1972).
    • D.M. Napper, Grasses of Tanganyika: 95 (1965).
    • K.W. Harker & D.M. Napper, An Illustrated Guide to the Grasses of Uganda p. 58 (1960).
    • Jackson & Wiehe, Ann. list Nyasaland grasses: 62 (1958).
    • F. W. Andr., The Flowering Plants of the Sudan 3: 551 (1956).
    • Eggeling, Ann. list grasses Ug.: 46 (1947).
    • Stapf in Flora of Tropical Africa 9: 34 (1917).
    • Roem. & Schult., Syst. Veg. 2: 277 (1817).

    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.

    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