1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum infestum Andersson

        This species is accepted, and its native range is Ethiopia to S. Africa.

    [FZ]

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

    Habit
    Tufted perennial with erect culms 50–200 cm. high.
    Leaf lamina
    Leaf laminae 15–50 cm. long and 2–10 mm. wide, acuminate.
    Inflorescences
    Panicle 10–28 cm. long, oblong, secondary branches very short or absent.
    Spikelets
    Spikelets 2.5–4 mm. long, oblong, glabrous, sulcate on the dorsal side; inferior glume broadly ovate, 1/4–1/3 the length of the spikelet, 1–3-nerved; superior glume 5-nerved; inferior lemma 5-nerved, male, its palea well developed; superior lemma transversely rugose.
    [GB]
    Habit
    Perennial; caespitose. Culms erect; 50-200 cm long. Leaf-sheaths wider than blade at the collar; glabrous on surface (rarely), or hispid; with tubercle-based hairs. Ligule a ciliate membrane. Leaf-blades 15-50 cm long; 2-10 mm wide. Leaf-blade surface glabrous (rarely), or pilose; with tubercle-based hairs. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence composed of racemes. Racemes 7-10; borne along a central axis; 7-12 cm long; simple, or secondarily branched; secondary branches racemulose, or glomerate. Central inflorescence axis 10-28 cm long. Raceme-bases brief; pubescent, or pilose. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; dorsally compressed; 2.5-4.1 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; dorsally compressed; 2.5-4.1 mm long; falling entire.
    Glume
    Glumes dissimilar; reaching apex of florets; thinner than fertile lemma. Lower glume ovate; 0.25-0.33 length of spikelet; hyaline; without keels; 1-3 -veined. Lower glume apex obtuse. Upper glume oblong; 1 length of spikelet; cartilaginous; 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; cartilaginous; 5 -veined; sulcate; obtuse. Fertile lemma oblong; dorsally compressed; 2.5-4 mm long; indurate; pallid; without keel. Lemma surface rugose. Lemma margins involute. Lemma apex obtuse. Palea involute; indurate. Palea surface rugose.
    Flowers
    Anthers 3; 1.5 mm long.
    Distribution
    Africa: west-central tropical, northeast tropical, east tropical, southern tropical, and south.
    Reference
    Paniceae. FTEA.

    Images

    Distribution

    Native to:

    Angola, Ethiopia, Kenya, KwaZulu-Natal, Malawi, Mozambique, Northern Provinces, Somalia, Swaziland, Tanzania, Uganda, Zambia, Zaïre, Zimbabwe

    Panicum infestum Andersson appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Holst, C. [3206], Tanzania K000255583
    Peters, Mozambique K000282478 isotype
    Stohlmann, Tanzania K000255584

    First published in W.C.H.Peters, Naturw. Reise Mossambique 6(2): 546 (1864)

    Accepted by

    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
    • 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.
    • Clayton, W.D. (1989). Flora Zambesiaca 10(3): 1-231. Royal Botanic Gardens, Kew.
    • Clayton, W.D. & Renvoize, S.A. (1982). Gramineae Flora of Tropical East Africa 3: 451-898.

    Literature

    Kew Backbone Distributions
    • Figueiredo, E. & Smith, G.F. (2008). Plants of Angola Strelitzia 22: 1-279. National Botanical Institute, Pretoria.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
    • 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.
    • Clayton, W.D. (1989). Flora Zambesiaca 10(3): 1-231. Royal Botanic Gardens, Kew.
    • 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

    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