Skip to main content
  1. Family: Poaceae Barnhart
    1. Genus: Calamagrostis Adans.
      1. Calamagrostis nudiflora (Vickery) Govaerts

        This species is accepted, and its native range is E. New South Wales to E. Victoria.

    [GB]
    Habit
    Perennial; caespitose; clumped loosely. Culms geniculately ascending; slender; 40-70 cm long; 6 -noded. Culm-internodes scaberulous. Culm-nodes glabrous. Leaf-sheaths striately veined; scaberulous. Ligule an eciliate membrane; 2-3 mm long; glabrous on abaxial surface; truncate. Leaf-blades flat, or involute; 4-10 cm long; 1-2 mm wide. Leaf-blade surface ribbed; scabrous. Leaf-blade apex acuminate.
    Inflorescences
    Inflorescence a panicle. Panicle open, or contracted; lanceolate; 5-10 cm long; bearing few spikelets. Primary panicle branches 1-2 -nate; sparsely divided. Panicle axis with lower internodes 1-2.5 cm long. Panicle branches with occasional prickles. Spikelets solitary. Fertile spikelets pedicelled. Pedicels 0.2-1.5 mm long; scabrous.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 3-3.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 3-3.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus glabrous.
    Glume
    Glumes persistent; similar; shorter than spikelet, or reaching apex of florets; firmer than fertile lemma; gaping. Lower glume lanceolate; 0.9 length of upper glume; membranous; much thinner on margins; 1-keeled; 1 -veined. Lower glume primary vein scaberulous. Lower glume lateral veins absent. Lower glume surface asperulous. Lower glume apex obtuse, or acute. Upper glume lanceolate; 3-3.5 mm long; 0.95-1 length of adjacent fertile lemma; membranous; with scarious margins; 1-keeled; 1 -veined. Upper glume primary vein scabrous. Upper glume lateral veins absent. Upper glume surface asperulous. Upper glume apex truncate, or obtuse.
    Florets
    Fertile lemma lanceolate; 3-3.5 mm long; membranous; without keel; 5 -veined. Lemma surface scaberulous. Lemma apex entire, or erose; truncate; muticous. Palea 1 length of lemma. Palea keels scaberulous; adorned above.
    Flowers
    Lodicules 2. Anthers 3; 1.5-2 mm long. Stigmas 2.
    Fruits
    Caryopsis with adherent pericarp. Hilum punctiform. Disseminule comprising a floret.
    Distribution
    Australasia: Australia.
    Reference
    Aveneae. Vickery 1994.

    Images

    Distribution

    Native to:

    New South Wales, Victoria

    Synonyms

    Other Data

    Calamagrostis nudiflora (Vickery) Govaerts appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Rodway, F.A. [s.n.], New South Wales K000838397 Unknown type material

    Bibliography

    First published in World Checkl. Seed Pl. 3(1): 11 (1999)

    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

    • Wilson, A. (ed.) (2009). Flora of Australia 44A: 1-410. Australian Government Publishing Service, Canberra.
    • GBIF (2008- continuously updated). Global Biodiversity Information Facility http://www.gbif.org/.

    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