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  1. Family: Poaceae Barnhart
    1. Genus: Calamagrostis Adans.
      1. Calamagrostis veresczaginii Zolot.

        This species is accepted, and its native range is SE. Altay.

    [GB]
    Habit
    Perennial; caespitose; clumped loosely. Butt sheaths persistent and investing base of culm; with compacted dead sheaths. Culms erect; 50-80 cm long; 4 mm diam.; (1-)2 -noded. Culm-internodes smooth; distally glabrous. Culm-nodes glabrous. Leaf-sheaths smooth; glabrous on surface. Ligule a ciliolate membrane; 3-5 mm long; scaberulous on abaxial surface. Leaf-blades flat, or conduplicate; 2-5(-7) mm wide; stiff; grey-green. Leaf-blade surface ribbed; grooved adaxially; scabrous; rough abaxially.
    Inflorescences
    Inflorescence a panicle. Panicle open, or contracted; linear, or lanceolate; 8-12 cm long; 1.5-3 cm wide. Panicle branches scaberulous. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 4-6 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 0.66-0.75 length of lemma.
    Fertile
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 4-6 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 0.66-0.75 length of lemma.
    Glume
    Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma; gaping. Lower glume lanceolate; 4-6 mm long; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume surface scabrous. Lower glume apex attenuate. Upper glume lanceolate; 4-6 mm long; membranous; 1-keeled. Upper glume surface scabrous. Upper glume apex attenuate.
    Florets
    Fertile lemma lanceolate, or ovate; membranous; without keel; 5 -veined. Lemma surface scabrous. Lemma apex dentate; obtuse; awned; 1 -awned. Principal lemma awn dorsal; arising 0.33 way up back of lemma; straight; 2-4 mm long overall. Rhachilla extension 0.5-1 mm long; pilose.
    Flowers
    Anthers 3; 1.8-2 mm long.
    Distribution
    Asia-temperate: Siberia.
    Reference
    Aveneae. Zolotuchkin 2006.

    Distribution

    Other Data

    Calamagrostis veresczaginii Zolot. appears in other Kew resources:

    Bibliography

    First published in Novosti Sist. Vyssh. Rast. 21: 225 (1984)

    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

    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