Skip to main content
  1. Family: Poaceae Barnhart
    1. Genus: Calamagrostis Adans.
      1. Calamagrostis affinis (M.Gray) Govaerts

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

    [GB]
    Habit
    Perennial; caespitose; clumped loosely. Culms erect; 20-30 cm long. Ligule an eciliate membrane; 1-3 mm long; erose; truncate. Leaf-blades 2-3 mm wide; firm. Leaf-blade surface smooth, or scaberulous; glabrous. Leaf-blade margins scabrous.
    Inflorescences
    Inflorescence a panicle. Panicle contracted; linear; 2-5 cm long. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 2.8-3.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 0.5 length of lemma.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension. Spikelets lanceolate; laterally compressed; 2.8-3.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 0.5 length of lemma.
    Glume
    Glumes persistent; similar; reaching apex of florets; firmer than fertile lemma; gaping. Lower glume lanceolate; 2.8-3.5 mm long; membranous; 1-keeled; 1 -veined. Lower glume primary vein scabrous. Lower glume lateral veins absent. Lower glume apex acute; muticous, or mucronate. Upper glume lanceolate; 2.8-3.5 mm long; 1.2-1.3 length of adjacent fertile lemma; membranous; 1-keeled; 1 -veined. Upper glume primary vein scabrous. Upper glume lateral veins absent. Upper glume apex acute; muticous, or mucronate.
    Florets
    Fertile lemma lanceolate; 2.3-2.8 mm long; cartilaginous; without keel; 5 -veined. Lemma surface scaberulous; rough above. Lemma apex entire, or erose; acute; awned; 1 -awned. Principal lemma awn dorsal; arising 0.66-0.75 way up back of lemma; curved; 1-2 mm long overall; without a column.
    Flowers
    Lodicules 2.
    Distribution
    Australasia: Australia.
    Reference
    Aveneae. Vickery 2001.

    Distribution

    Native to:

    New South Wales, Victoria

    Synonyms

    Other Data

    Calamagrostis affinis (M.Gray) Govaerts appears in other Kew resources:

    Bibliography

    First published in World Checkl. Seed Pl. 3(1): 9 (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.

    Sources

    GrassBase - The Online World Grass Flora
    http://creativecommons.org/licenses/by-nc-sa/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