1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum spongiosum Stapf

        This species is accepted, and its native range is Congo to Burundi and Botswana.

    [GB]
    Habit
    Perennial. Culms 40-200 cm long; spongy. Ligule a fringe of hairs. Leaf-blades 15-35 cm long; 2-3 mm wide. Leaf-blade apex acute.
    Inflorescences
    Inflorescence a panicle. Panicle open; oblong; 15-25 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; dorsally compressed; 2.5-3 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets oblong; dorsally compressed; 2.5-3 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; membranous; without keels; 3 -veined. Lower glume apex obtuse. Upper glume ovate; 1 length of spikelet; membranous; without keels; 9 -veined. Upper glume apex obtuse.
    Florets
    Basal sterile florets male; with palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; 9 -veined; obtuse. Fertile lemma oblong; dorsally compressed; 2.5-3 mm long; indurate; pallid; without keel. Lemma margins involute. Lemma apex obtuse. Palea involute; indurate.
    Distribution
    Africa: west-central tropical, southern tropical, and south.
    Reference
    Paniceae. FZ.

    Images

    Distribution

    Native to:

    Botswana, Burundi, Congo, Zambia, Zaïre

    Panicum spongiosum Stapf appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Vanderyst, H. [4322], Zaire K000255587 holotype

    First published in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 9: 661 (1920)

    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.

    Literature

    Kew Backbone Distributions
    • Sita, P. & Moutsambote, J.-M. (2005). Catalogue des plantes vasculaires du Congo, ed. sept. 2005: 1-158. ORSTOM, Centre de Brazzaville.
    • 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.
    • Robyns, W. (1934). Flore Agrostologique du Congo Belge et du Ruanda-Urundi 2: 9-386. Goemaere, Bruxelles.

    Sources

    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