1. Family: Poaceae Barnhart
    1. Genus: Panicum L.
      1. Panicum humidorum Buch.-Ham. ex Hook.f.

        This species is accepted, and its native range is Nepal to W. Malesia.

    [GB]
    Habit
    Perennial. Culms erect, or geniculately ascending; 30-150 cm long. Culm-nodes glabrous. Leaf-sheaths outer margin hairy. Ligule a ciliate membrane. Leaf-blade base broadly rounded, or cordate. Leaf-blades linear, or lanceolate; 5-20 cm long; 4-10 mm wide.
    Inflorescences
    Inflorescence a panicle. Panicle open; ovate; effuse; 10-40 cm long; 2-20 cm wide. Primary panicle branches 2-20 cm long. Panicle branches scaberulous. Spikelets solitary. Fertile spikelets pedicelled. Pedicels 1-8 mm long; scaberulous.
    Spikelets
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; acute; 1-1.5 mm long; falling entire.
    Fertile
    Spikelets comprising 1 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets ovate; dorsally compressed; acute; 1-1.5 mm long; falling entire.
    Glume
    Glumes reaching apex of florets; thinner than fertile lemma. Lower glume ovate; 1-1.5 mm long; 0.9 length of spikelet; membranous; without keels; 3 -veined. Lower glume apex acute. Upper glume ovate; 1 length of spikelet; membranous; without keels; 5 -veined. Upper glume apex acute.
    Florets
    Basal sterile florets barren; without significant palea. Lemma of lower sterile floret similar to upper glume; ovate; 1 length of spikelet; membranous; 5 -veined; acute. Fertile lemma elliptic; dorsally compressed; 1-1.25 mm long; indurate; shiny; without keel. Lemma margins involute. Lemma apex acute. Palea involute; indurate.
    Flowers
    Anthers 3; 0.5-1 mm long.
    Fruits
    Caryopsis with adherent pericarp.
    Distribution
    Asia-tropical: India, Indo-China, and Malesia.
    Reference
    Paniceae. Nair 1993.

    Images

    Distribution

    Native to:

    Assam, Bangladesh, Borneo, Jawa, Malaya, Myanmar, Nepal, Sumatera, Thailand

    Panicum humidorum Buch.-Ham. ex Hook.f. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Oct 16, 1986 Kerr, A.F.G. [4520], Thailand K000620834
    Oct 16, 1986 Kerr, A.F.G. [7951], Thailand K000620835
    Oct 16, 1986 Kunstler, H. [2546], Peninsular Malaysia K000290297 holotype
    Jan 1, 1985 Ridley [11007], Malaysia K000290361
    Henderson, M.R. [SFN 38230], Malaysia K000290362

    First published in Fl. Brit. India 7: 53 (1896)

    Accepted by

    • Ahmed, Z.U. (ed.) (2008). Encyclopedia of Flora and Fauna of Bangladesh 12: 1-505. Asiatic Society of Bangladesh.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Kress, W.J., DeFilipps, R.A., Farr, E. & Kyi, D.Y.Y. (2003). A Checklist of the Trees, Shrubs, Herbs and Climbers of Myanmar Contributions from the United States National Herbarium 45: 1-590.
    • Press, J.R. et al. (2000). Annotated Checklist of the Flowering Plants of Nepal: i-x, 1-430. Natural History Museum, London.
    • Turner, I.M. (1995 publ. 1997). A catalogue of the Vascular Plants of Malaya Gardens' Bulletin Singapore 47(2): 347-655.
    • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.
    • Gilliland, H.B. (1971). A revised flora of Malaya 3: 1-319. The Royal Botanic Gardens, Singapore.

    Literature

    Kew Backbone Distributions
    • Ahmed, Z.U. (ed.) (2008). Encyclopedia of Flora and Fauna of Bangladesh 12: 1-505. Asiatic Society of Bangladesh.
    • Kress, W.J., DeFilipps, R.A., Farr, E. & Kyi, D.Y.Y. (2003). A Checklist of the Trees, Shrubs, Herbs and Climbers of Myanmar Contributions from the United States National Herbarium 45: 1-590.
    • Press, J.R. et al. (2000). Annotated Checklist of the Flowering Plants of Nepal: i-x, 1-430. Natural History Museum, London.
    • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.
    • Gilliland, H.B. (1971). A revised flora of Malaya 3: 1-319. The Royal Botanic Gardens, Singapore.

    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