1. Family: Poaceae Barnhart
    1. Genus: Microlaena R.Br.
      1. Microlaena stipoides (Labill.) R.Br.

        This species is accepted, and its native range is Jawa to New Zealand.

    [GB]
    Habit
    Perennial. Cataphylls evident. Rhizomes short. Culms geniculately ascending, or decumbent; 30-75 cm long; rooting from lower nodes. Ligule a ciliolate membrane. Leaf-blades 2.5-25 cm long; 1-5(-10) mm wide.
    Inflorescences
    Inflorescence a panicle, or composed of racemes. Panicle open; linear; effuse; equilateral, or nodding; 7-17 cm long. Primary panicle branches bearing 1-3 fertile spikelets on each lower branch. Panicle branches capillary. Racemes single (reduced panicle). Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform; 1-15 mm long.
    Spikelets
    Spikelets comprising 2 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets linear; laterally compressed; 8-14 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident, or elongated; 0.1-2 mm long; pubescent.
    Fertile
    Spikelets comprising 2 basal sterile florets; 1 fertile florets; without rhachilla extension. Spikelets linear; laterally compressed; 8-14 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus evident, or elongated; 0.1-2 mm long; pubescent.
    Glume
    Glumes both absent or obscure (or minute, persistent).
    Florets
    Basal sterile florets similar; barren; without significant palea. Lemma of lower sterile floret lanceolate; 5-10 mm long; coriaceous; 1-keeled; 5-7 -veined; scabrous; acuminate; awned. Awn of lower sterile floret 5-20 mm long. Lemma of upper sterile floret lanceolate; 8-12 mm long; 1.2-1.6 length of lower sterile floret; coriaceous; acuminate; awned. Awn of upper sterile floret 8-20 mm long. Fertile lemma lanceolate; 7-10 mm long; membranous; keeled; 5-7 -veined. Lemma midvein scabrous. Lemma apex acute, or acuminate; muticous, or mucronate. Palea linear; 0.75 length of lemma; membranous; thinner on margins; 1 -veined; 1-keeled. Palea keels ciliate.
    Flowers
    Lodicules 2; ovate; membranous. Anthers 4; 3-4 mm long.
    Fruits
    Caryopsis with adherent pericarp; linear.
    Cleistogene
    Cleistogenes present.
    Distribution
    Africa: south. Asia-tropical: India, Malesia, and Papuasia. Australasia: Australia and New Zealand. Pacific: south-central and north-central.
    Reference
    Ehrharteae. Vickery.
    Diagnostic
    Callus of upper sterile floret glabrous.

    Images

    Distribution

    Native to:

    Chatham Is., Jawa, Kermadec Is., Lesser Sunda Is., New Guinea, New South Wales, New Zealand North, New Zealand South, Norfolk Is., Philippines, Queensland, South Australia, Sulawesi, Tasmania, Victoria, Western Australia

    Introduced into:

    Easter Is., Hawaii, KwaZulu-Natal, Madagascar, Réunion, Sri Lanka

    Microlaena stipoides (Labill.) R.Br. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Gunn [s.n.], Tasmania Ehrharta stipoides K000848987
    Gunn [1492], Tasmania Ehrharta stipoides K000848988
    Gunn [1492], Tasmania Ehrharta stipoides K000848989
    Backer, C.A. [s.n.], Jawa Ehrharta stipoides K000290497 isotype
    s.coll. [997], Tasmania Ehrharta stipoides K000848986

    First published in Prodr. Fl. Nov. Holland.: 210 (1810)

    Not 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. [Cited as Ehrharta stipoides.]

    Literature

    Kew Backbone Distributions
    • Vorontsova, M.S., Nanjarisoa, P.O. & Besnard, G. (2014). Three new grass records for Madagascar Candollea 69: 85-87.
    • Edgar, E & Connor, H.E. (2010). Flora of New Zealand, ed. 2, 5: 1-650. R.E.Owen, Government Printer, Wellington.
    • Clayton, W.D. & Snow, N. (2010). A key to Pacific Grasses: 1-107. Kew Publishing, Royal Botanic Gardens, Kew.
    • Wilson, A. (ed.) (2009). Flora of Australia 44A: 1-410. Australian Government Publishing Service, Canberra.
    • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
    • Germishuizen, G. & Meyer, N.L. (eds.) (2003). Plants of Southern Africa: an annotated checklist. Strelitzia 14.: i-vi, 1-1231. National Botanical Institute, Pretoria.
    • Orchard, A.E. (ed.) (1994). Oceanic Islands 1 Flora of Australia 49: 1-681. Australian Government Publishing Service, Canberra.
    • Dassanayake (ed.) (1994). A Revised Handbook to the Flora of Ceylon 8: 1-458. Oxford & IBH Publishing Co. PVT. LTD., New Delhi, Calcutta.
    • Henty, E.E. (1969). A manual of the grasses of New Guinea: 1-215. Division of Botany, Dpt. of Forests, LAE, New Guinea.

    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