1. Family: Poaceae Barnhart
    1. Genus: Sporobolus R.Br.
      1. Sporobolus sciadocladus Ohwi

        This species is accepted, and its native range is Maluku to New Guinea.

    [GB]
    Habit
    Annual; caespitose; clumped loosely. Basal innovations intravaginal. Culms erect, or geniculately ascending; 25-50 cm long. Culm-internodes smooth; distally glabrous. Lateral branches sparse. Leaf-sheaths smooth; glabrous on surface; outer margin hairy. Leaf-sheath oral hairs scanty, or lacking. Ligule a fringe of hairs; 0.3 mm long. Leaf-blades 10-20 cm long; 3-6 mm wide. Leaf-blade midrib keeled beneath. Leaf-blade surface scaberulous; rough adaxially; glabrous. Leaf-blade margins glabrous, or ciliate. Leaf-blade apex acute.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; linear; 5-10 cm long; 0.5-1.5 cm wide. Primary panicle branches appressed; 6-10 -nate; whorled at most nodes; 1-2.7 cm long. Panicle axis 7-9 noded; smooth; glabrous. Panicle branches flexuous; glandular. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 2.2-2.5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; subterete; 2.2-2.5 mm long; breaking up at maturity; disarticulating below each fertile floret.
    Glume
    Glumes deciduous; similar; reaching apex of florets. Lower glume lanceolate; 1.4-1.7 mm long; 0.5-0.66 length of upper glume; hyaline; without keels; 0 -veined. Lower glume lateral veins absent. Lower glume surface smooth. Lower glume apex acuminate. Upper glume lanceolate; 2.1-2.4 mm long; 1 length of adjacent fertile lemma; hyaline; without keels; 1 -veined. Upper glume lateral veins absent. Upper glume surface smooth. Upper glume apex acute, or acuminate.
    Florets
    Fertile lemma lanceolate; 2-2.3 mm long; membranous; without keel; 1 -veined. Lemma apex acute. Palea readily splitting down midline; elliptic; 2-2.1 mm long; 2 -veined. Palea keels approximate. Palea apex emarginate.
    Flowers
    Lodicules 2; 0.25 mm long. Anthers 3; 0.4-0.5 mm long.
    Fruits
    Caryopsis with free soft pericarp; ellipsoid; laterally compressed; 1.5-1.8 mm long. Embryo 0.5 length of caryopsis.
    Distribution
    Asia-tropical: Malesia.
    Reference
    Eragrostideae. Baaijens 1997.

    Images

    Distribution

    Native to:

    Maluku, New Guinea

    Sporobolus sciadocladus Ohwi appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Jan 1, 1944 Buwalda, P. [5459], Maluku K000907374
    Jan 1, 1944 Buwalda [5459], Indonesia K000290404 Unknown type material

    First published in Bull. Tokyo Sci. Mus. 18: 12 (1947)

    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.

    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 2020. 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 2020. 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