1. Family: Poaceae Barnhart
    1. Genus: Festuca Tourn. ex L.
      1. Festuca mekiste Clayton

        This species is accepted, and its native range is Bioko, SW. Cameroon, Ethiopia to Kenya.

    [FTEA]

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

    Habit
    Loosely tufted perennial, with slender rhizomes; culms 1–2 m. high, robust, the nodes dark purple.
    Leaves
    Leaf-blades 25–40 cm. long and 7–17 mm. wide, flat, coarse, without auricles; leaf-sheaths glabrous.
    Inflorescences
    Panicle narrowly ovate, 20–30 cm. long, the primary branches flexuous, spreading, with the spikelets clustered towards their tips.
    Spikelets
    Spikelets 3–5-flowered, linear-oblong, 10–12 mm. long, green or purplish; lower glume 4–5.5 mm. long, the upper 5–7 mm. long; lemmas ovate-elliptic, the lower 6–8 mm. long, scabrid, awned from ± 1 mm. below the acutely bidentate hyaline tip; awn 9–15 mm. long; palea exceeding the lemma, the keels scaberulous; ovary glabrous; anthers 2–4 mm. long.
    Habitat
    Margins and clearings in upland forest; 2300–3000 m.
    Distribution
    K3
    [FWTA]

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

    Habit
    Perennial 0·6–2 m. high.
    [GB]
    Habit
    Perennial; caespitose. Rhizomes elongated. Culms 100-200 cm long. Culm-nodes purple. Leaf-sheaths smooth; glabrous on surface. Ligule an eciliate membrane. Leaf-blades flat; 25-40 cm long; 7-17 mm wide.
    Inflorescences
    Inflorescence a panicle. Panicle open; ovate; 20-30 cm long; with spikelets clustered towards branch tips. Primary panicle branches spreading. Panicle branches flexuous. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 3-5 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 10-12 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 3-5 fertile florets; with diminished florets at the apex. Spikelets oblong; laterally compressed; 10-12 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes persistent; similar; shorter than spikelet. Lower glume lanceolate; 4-5.5 mm long; 0.7-0.8 length of upper glume; chartaceous; without keels; 1 -veined. Lower glume lateral veins absent. Lower glume apex acute. Upper glume lanceolate; 5-7 mm long; 0.8-0.9 length of adjacent fertile lemma; chartaceous; without keels; 3 -veined. Upper glume apex acute.
    Florets
    Fertile lemma elliptic; 6-8 mm long; chartaceous; much thinner above; without keel; 5 -veined. Lemma surface scabrous. Lemma apex dentate; 2 -fid; acute; awned; 1 -awned. Principal lemma awn subapical; 9-15 mm long overall. Palea 1.1 length of lemma; 2 -veined. Palea keels scaberulous. Apical sterile florets resembling fertile though underdeveloped.
    Flowers
    Anthers 3; 2-4 mm long. Ovary glabrous.
    Fruits
    Caryopsis with adherent pericarp; glabrous. Hilum linear.
    Distribution
    Africa: west-central tropical, northeast tropical, and east tropical.
    Reference
    Poeae. FTEA.

    Images

    Distribution

    Native to:

    Cameroon, Ethiopia, Gulf of Guinea Is., Kenya

    Festuca mekiste Clayton appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jun 1, 1998 Cheek, M. [8529], Cameroon K000339588
    May 1, 1998 Cable, S. [3088], Cameroon K000339586
    May 1, 1998 Zapfack, L. [1116], Cameroon K000339590
    May 1, 1998 Munyenyembe, P. [795], Cameroon K000339589
    May 1, 1998 Kamundi, D. [685], Cameroon K000339587
    May 1, 1998 Asongani, J.N. [1307], Cameroon K000339585
    Jan 1, 1968 Bogdan, A. [5390], Kenya K000345282 holotype

    First published in Kew Bull. 23: 293 (1969)

    Accepted by

    • Onana, J.M. (2011). The vascular plants of Cameroon a taxonomic checklist with IUCN assessments: 1-195. National herbarium of Cameroon, Yaoundé.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Aedo, C., Tellería, M.T. & Velayos, M. (eds.) (1999). Bases Documentales para la Flora de Guinea Ecuatorial; Plantas vascularis y hongos: 1-414. CSIC, real jardín Botánico, Madrid.
    • 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.
    • Exell, A.W. (1973). Angiosperms of the islands of the gulf of Guinea (Fernando Po, Príncipe, S.Tomé, and Annobon) Bulletin of the British Museum (Natural History). Botany 4: 325-411.
    • Hepper, F.N. (ed.) (1972). Flora of West Tropical Africa, ed. 2, 3(2): 277-574.
    • Clayton, W.D. (1970). Gramineae Flora of Tropical East Africa 1: 1-176.

    Literature

    Flora of West Tropical Africa
    • in Kew Bull. 23: 293 (1969).
    Kew Backbone Distributions
    • 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.
    • Hepper, F.N. (ed.) (1972). Flora of West Tropical Africa, ed. 2, 3(2): 277-574.
    Flora of Tropical East Africa
    • W. D. Clayton in Kew Bulletin 23: 293 (1969).

    Sources

    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