1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum dregeanum Nees

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

    [FTEA]

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

    Habit
    Densely caespitose perennial; culms (30–)55–110 cm. high, slender, somewhat wiry, often purple tinged above each node.
    Leaves
    Leaves mostly basal, the sheaths usually conspicuously silky pubescent, sometimes ciliate on the margins, often long-ciliate at the top; blades flat and linear or inrolled and filiform, (14–)18–35(–50) cm. long, 1.5–3 mm. wide, tapering at the base, acuminate.
    Inflorescences
    Panicle narrowly oblong to ovate, (8–)12–18(–30) cm. long, the branches usually ascending and appressed, sometimes spreading.
    Spikelets
    Spikelets ovate, 2–2.5(–3) mm. long, glabrous, often purple tinged; lower glume ovate, 1/2 as long as the spikelet, 5(–7)-nerved, acuminate; upper glume ovate, 5(–7)-nerved; lower lemma ovate, 5-nerved, male, its palea well developed; upper lemma pale and glossy.
    Habitat
    Damp grassland and swampy places; 330–2000 m.
    Distribution
    throughout tropical Africa K4 T4 T7 T8 U1 U4
    [GB]
    Habit
    Perennial; caespitose. Butt sheaths pubescent. Culms slender; (30-)55-110 cm long; wiry. Leaves mostly basal. Ligule a ciliate membrane. Leaf-blades filiform, or linear; tapering towards sheath; flat, or involute; (14-)18-35(-50) cm long; 1.5-3 mm wide. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence a panicle. Panicle open; oblong, or ovate; (8-)12-18(-30) cm long. Primary panicle branches appressed, or ascending. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; 2-2.5(-3) mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; 2-2.5(-3) mm long; falling entire.
    Glume
    Glumes similar; reaching apex of florets; thinner than fertile lemma; gaping. Lower glume ovate; 0.5 length of spikelet; membranous; without keels; 5(-7) -veined. Lower glume apex acuminate. Upper glume ovate; 1 length of spikelet; membranous; without keels; 5-7 -veined. Upper glume apex acuminate.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; 5 -veined; acuminate. Fertile lemma oblong; dorsally compressed; 1.5-2.5 mm long; indurate; pallid; shiny; without keel. Lemma margins involute. Lemma apex obtuse. Palea involute; indurate.
    Distribution
    Africa: west tropical, west-central tropical, northeast tropical, east tropical, southern tropical, south, and western Indian ocean.
    Reference
    Paniceae. FTEA.
    [FWTA]

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

    Habit
    Tufted, erect, 60–90 cm. high
    Ecology
    Seasonally moist soils.
    [FZ]

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

    Habit
    Densely caespitose perennial with culms (30)50–130 cm. high.
    Leaves
    Leaves mostly basal; sheaths pubescent at the base; laminae (14)18–35(50) cm. long and 1.5–5 mm. wide, linear, acute or acuminate.
    Inflorescences
    Panicles (8)12–20(30) cm. long, narrowly oblong to ovate, much branched.
    Spikelets
    Spikelets 2–2.5(3) mm. long, ovate, glabrous, often purple tinged; inferior glume 1/2–2/3 as long as the spikelet, (3)5-nerved, recurved acute to acuminate; superior glume 5-nerved, recurved acute to acuminate; inferior lemma 5-nerved, its palea well developed, male; superior lemma smooth and glossy.
    [GB]
    Habit
    Annual. Culms erect, or geniculately ascending; 20-35 cm long; 4-5 -noded. Leaf-sheaths striately veined; glabrous on surface; outer margin glabrous, or hairy. Leaf-sheath oral hairs scanty, or ciliate. Ligule a fringe of hairs. Leaf-blades linear; conduplicate; 15-20 cm long; 3-4.5 mm wide. Leaf-blade surface glabrous, or pilose; sparsely hairy. Leaf-blade margins scaberulous. Leaf-blade apex attenuate.
    Inflorescences
    Inflorescence a panicle. Panicle open; oblong; 6-30 cm long. Primary panicle branches ascending; 5-10 cm long. Panicle axis scaberulous. Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform; 2-5 mm long.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 2-2.1 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets lanceolate; dorsally compressed; 2-2.1 mm long; falling entire.
    Glume
    Glumes similar; reaching apex of florets; thinner than fertile lemma; recurved at apex and gaping. Lower glume ovate; clasping; 1.2-1.5 mm long; 0.66-0.75 length of spikelet; membranous; without keels; 5 -veined. Lower glume surface asperulous. Lower glume apex acuminate. Upper glume ovate; 1 length of spikelet; membranous; without keels; keel-less except near apex; 5-7 -veined. Upper glume apex acute.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; 6 -veined; obscurely veined; truncate. Fertile lemma elliptic; dorsally compressed; 1.2-1.5 mm long; indurate; pallid; shiny; without keel. Lemma margins involute. Palea involute; indurate.
    Distribution
    Africa: western Indian ocean.
    Reference
    Paniceae. Camus 2007.

    Images

    Distribution

    Native to:

    Angola, Benin, Botswana, Burkina, Burundi, Cameroon, Cape Provinces, Central African Repu, Chad, Congo, Ethiopia, Gabon, Guinea, Ivory Coast, Kenya, KwaZulu-Natal, Liberia, Madagascar, Malawi, Mali, Mozambique, Nigeria, Northern Provinces, Senegal, Sierra Leone, Sudan, Swaziland, Tanzania, Togo, Uganda, Zambia, Zaïre, Zimbabwe

    Panicum dregeanum Nees appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 2009 Crawford, F. [91], Namibia K000450468
    Schweinfurth [1966], Sudan K000256704 isotype
    Schweinfurth [1966], Sudan K000256705 isotype
    Gerrard, W.T. [477], South Africa K000255532
    Drège, South Africa K000255535 isotype
    Drège [s.n.], South Africa K000255534
    Drège, South Africa K000255533
    Drège, South Africa K000255531
    Unwin A. H. [9185], Cameroon K000182342 Unknown type material
    Unwin A. H. [9185], Cameroon K000182341 Unknown type material

    First published in Fl. Afr. Austral. Ill.: 42 (1841)

    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.
    • 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.
    • 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.
    • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
    • Aké Assi, L. (2002). Flore de la Côte-d'Ivoire: catalogue systématique, biogéographie et écologie. II Boissiera 58: 1-401.
    • 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.
    • Lebrun, J.P., Toutain, B., Gaston, A. & Boudet, G. (1991). Catalogue des Plantes Vasculaires du Burkina Faso: 1-341. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.
    • Clayton, W.D. (1989). Flora Zambesiaca 10(3): 1-231. Royal Botanic Gardens, Kew.
    • Ndabaneze, P. (1989). Catalogue des Graminées du Burundi Lejeunia; Revue de Botanique, n.s., 132: 1-127.
    • 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.
    • Brunel, J.F., Hiepo, P. & Scholz, H. (eds.) (1984). Flore Analytique du Togo Phanérogames: 1-751. GTZ, Eschborn.
    • Clayton, W.D. & Renvoize, S.A. (1982). Gramineae Flora of Tropical East Africa 3: 451-898.
    • 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.
    • Bosser, J. (1969). Gramiées des pasturages et des cultures a Madagascar: 1-440. ORSTOM, Paris.

    Literature

    Flora of West Tropical Africa
    • Berhaut, Fl. Sén. ed. 2, 414.
    • A. Chev. in Rev. Bot. Appliq. 14: 22
    • F.T.A. 9: 684
    • Fl. Afr. Austr. 42 (1841)
    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.
    • 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.
    • Akoègninou, A., van der Burg, W.J. & van der Maesen, L.J.G. (eds.) (2006). Flore Analytique du Bénin: 1-1034. Backhuys Publishers.
    • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
    • Aké Assi, L. (2002). Flore de la Côte-d'Ivoire: catalogue systématique, biogéographie et écologie. II Boissiera 58: 1-401.
    • 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.
    • Lebrun, J.P., Toutain, B., Gaston, A. & Boudet, G. (1991). Catalogue des Plantes Vasculaires du Burkina Faso: 1-341. Institut d' Elevage et de Médecine Vétérinaire des Pays Tropicaux, Maisons Alfort.
    • Clayton, W.D. (1989). Flora Zambesiaca 10(3): 1-231. Royal Botanic Gardens, Kew.
    • Ndabaneze, P. (1989). Catalogue des Graminées du Burundi Lejeunia; Revue de Botanique, n.s., 132: 1-127.
    • 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.
    • Brunel, J.F., Hiepo, P. & Scholz, H. (eds.) (1984). Flore Analytique du Togo Phanérogames: 1-751. GTZ, Eschborn.
    • 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.
    • Bosser, J. (1969). Gramiées des pasturages et des cultures a Madagascar: 1-440. ORSTOM, Paris.
    • Robyns, W. (1934). Flore Agrostologique du Congo Belge et du Ruanda-Urundi 2: 9-386. Goemaere, Bruxelles.
    Flora of Tropical East Africa
    • Clayton in Flora of West Tropical Africa, ed. 2, 3: 432 (1972).
    • D.M. Napper, Grasses of Tanganyika: 61 (1965).
    • K.W. Harker & D.M. Napper, An Illustrated Guide to the Grasses of Uganda p. 46 (1960).
    • A.V. Bogdan, A Revised List of Kenya Grasses p. 39 (1958).
    • Jackson & Wiehe, Ann. list Nyasaland grasses: 50 (1958).
    • F. W. Andr., The Flowering Plants of the Sudan 3: 501 (1956).
    • Eggeling, Ann. list grasses Ug.: 31 (1947).
    • Robyns, Fl. Agrost. Congo Belge 2: 198 (1934).
    • Stapf in Flora of Tropical Africa 9: 684 (1920).
    • Nees, Fl. Afr. Austr.: 42 (1841).

    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 2019. 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 2019. 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