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  1. Family: Poaceae Barnhart
    1. Genus: Calamagrostis Adans.
      1. Calamagrostis mesathera (Stapf ex Vickery) Govaerts

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

    [GB]
    Habit
    Perennial; caespitose. Culms erect, or geniculately ascending; 80-1120 cm long; 4-5 -noded. Culm-nodes glabrous. Leaf-sheaths striately veined; glabrous on surface. Ligule an eciliate membrane; 2-4 mm long; scaberulous on abaxial surface; entire, or erose; truncate. Leaf-blades flat, or convolute; 8-45 cm long; 2-3 mm wide. Leaf-blade surface scabrous; rough on both sides; glabrous, or hispid; hairy adaxially. Leaf-blade margins scabrous. Leaf-blade apex attenuate.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; linear; interrupted; 15-25 cm long; 1-2 cm wide. Primary panicle branches appressed. Panicle axis scabrous. Panicle branches scabrous. Spikelets solitary. Fertile spikelets pedicelled. Pedicels 0.5-2 mm long; scabrous.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 3 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent. Floret callus hairs 0.2-1 mm long.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 3 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus pubescent. Floret callus hairs 0.2-1 mm long.
    Glume
    Glumes persistent; similar; reaching apex of florets; firmer than fertile lemma; gaping. Lower glume lanceolate; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume primary vein scabrous. Lower glume lateral veins absent. Lower glume surface asperulous. Lower glume apex acute. Upper glume lanceolate; 1 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume primary vein scabrous. Upper glume lateral veins absent. Upper glume surface asperulous. Upper glume apex acute.
    Florets
    Fertile lemma lanceolate; 3 mm long; membranous; without keel; 5 -veined. Lemma surface asperulous. Lemma apex dentate; 4 -fid; truncate; awned; 1 -awned. Principal lemma awn dorsal; arising 0.5 way up back of lemma; straight; 3.5-4 mm long overall; without a column. Palea 1 length of lemma. Palea keels scaberulous; adorned above.
    Flowers
    Lodicules 2. Anthers 3; 1 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 mesathera (Stapf ex Vickery) Govaerts appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Cheel, E. [s.n.], New South Wales K000838417 Unknown type material

    Bibliography

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

    Accepted by

    • Govaerts, R. (1999). World Checklist of Seed Plants 3(1, 2a & 2b): 1-1532. MIM, Deurne.

    Literature

    Kew Backbone Distributions

    • Wilson, A. (ed.) (2009). Flora of Australia 44A: 1-410. Australian Government Publishing Service, Canberra.

    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