1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum mapalense Pilg.

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

    [FTEA]

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

    Habit
    Perennial; culms 45–150 cm. long, scrambling.
    Leaves
    Leaf-blades lanceolate to narrowly ovate, 6–10 cm. long, 15–25 mm. wide, cordate or abruptly tapering at the base, glabrous, scabrid or pilose with tubercle-based hairs, cross-veins present, acuminate.
    Inflorescences
    Panicle oblong, 15–30 cm. long, much branched.
    Spikelets
    Spikelets ovate, 2.5–3 mm. long, scaberulous; lower glume 1/2–2/3 the length of the spikelet, ovate, 0–1(–3)-nerved, blunt; upper glume ovate, 5-nerved, acute or acuminate; lower lemma 5-nerved, ♂, its palea well developed, or sterile and its palea poorly developed; upper lemma pale, shining.
    Habitat
    Forest shade; 1300–1900 m.
    Distribution
    K5 T7 T8 U4 not known elsewhere
    [GB]
    Habit
    Perennial. Culms rambling; 45-150 cm long. Ligule a ciliate membrane. Leaf-blade base simple, or broadly rounded. Leaf-blades lanceolate, or ovate; 6-10 cm long; 15-25 mm wide. Leaf-blade venation with distinct cross veins. Leaf-blade surface smooth, or scabrous; glabrous, or pilose; with tubercle-based hairs. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence a panicle. Panicle open; oblong; 15-30 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; 2.5-3 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; 2.5-3 mm long; falling entire.
    Glume
    Glumes similar; reaching apex of florets; thinner than fertile lemma. Lower glume ovate; 0.5-0.66 length of spikelet; membranous; without keels; 0-1(-3) -veined. Lower glume lateral veins absent, or obscure. Lower glume surface asperulous. Lower glume apex obtuse. Upper glume ovate; 1 length of spikelet; membranous; without keels; 5 -veined. Upper glume surface asperulous. Upper glume apex acute, or acuminate.
    Florets
    Basal sterile florets male, or barren; with palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; 5 -veined; scaberulous; acute, or acuminate. Fertile lemma oblong; dorsally compressed; 2-2.5 mm long; indurate; pallid; shiny; without keel. Lemma margins involute. Lemma apex obtuse. Palea involute; indurate.
    Distribution
    Africa: east tropical.
    Reference
    Paniceae. FTEA.

    Images

    Distribution

    Native to:

    Kenya, Tanzania, Uganda

    Panicum mapalense Pilg. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Sep 1, 1978 Bogdan, A. [AB3891], Kenya K000386235
    Schlieben [998], Tanzania K000282432 isotype
    Schlieben [998], Tanzania K000282431 isotype

    First published in Notizbl. Bot. Gart. Berlin-Dahlem 15: 707 (1942)

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

    Literature

    Kew Backbone Distributions
    • Clayton, W.D. & Renvoize, S.A. (1982). Gramineae Flora of Tropical East Africa 3: 451-898.
    Flora of Tropical East Africa
    • Pilg. in Notizblatt des Botanischen Gartens und Museums zu Berlin-Dahelm 15: 707 (1942).

    Sources

    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 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