1. Family: Poaceae Barnhart
    1. Genus: Calamagrostis Adans.
      1. Calamagrostis purpurea (Trin.) Trin.

        This species is accepted, and its native range is Subarctic & Subalpine.

    [GB]
    Habit
    Perennial; caespitose; clumped loosely. Rhizomes short, or elongated. Culms erect; 20-200 cm long; 4-8 -noded. Lateral branches lacking, or sparse. Leaf-sheaths smooth; glabrous on surface. Ligule an eciliate membrane; 6-10 mm long. Leaf-blades flat, or involute; 3-12 mm wide. Leaf-blade surface smooth, or scaberulous; rough adaxially; glabrous.
    Inflorescences
    Inflorescence a panicle. Panicle open; lanceolate, or elliptic; dense, or loose; nodding; 5-35 cm long. Panicle branches scabrous. Spikelets solitary. Fertile spikelets pedicelled. Pedicels filiform.
    Spikelets
    Spikelets comprising 1 fertile florets; without rhachilla extension, or with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 2.5-8 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 1-1.1 length of lemma.
    Fertile
    Spikelets comprising 1 fertile florets; without rhachilla extension, or with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 2.5-8 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 1-1.1 length of lemma.
    Glume
    Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma. Lower glume lanceolate; 1 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume surface scabrous. Lower glume apex acute. Upper glume lanceolate; 2.5-8 mm long; 1.6-1.7 length of adjacent fertile lemma; membranous; 1-keeled; 1-3 -veined. Upper glume surface scabrous. Upper glume apex acute.
    Florets
    Fertile lemma lanceolate; 1.5-5 mm long; membranous; without keel; 5 -veined. Lemma apex dentate; 2 -fid; awned; 1 -awned. Principal lemma awn from a sinus, or dorsal; arising 0.5-0.8 way up back of lemma; straight; 2-6.5 mm long overall; not or scarcely exserted from spikelet. Rhachilla extension pilose.
    Flowers
    Lodicules 2. Anthers 3; indehiscent; yellow. Stigmas 2.
    Fruits
    Caryopsis with adherent pericarp. Hilum punctiform. Disseminule comprising a floret.
    Distribution
    Europe: northern, central, southwestern, and eastern. Asia-temperate: Siberia, Soviet far east, Soviet Middle Asia, Caucasus, China, Mongolia, and eastern Asia. North America: Subarctic.
    Reference
    Aveneae. Fl Eur 1994.

    Images

    Distribution

    Doubtfully present in:

    Poland

    Native to:

    Alaska, Alberta, Aleutian Is., Altay, Amur, Baltic States, Belarus, Belgium, British Columbia, Buryatiya, California, Central European Rus, China North-Central, China South-Central, Chita, Colorado, Czechoslovakia, East European Russia, Finland, France, Georgia, Germany, Greenland, Inner Mongolia, Irkutsk, Japan, Kamchatka, Kazakhstan, Khabarovsk, Korea, Krasnoyarsk, Kuril Is., Labrador, Magadan, Manchuria, Manitoba, Minnesota, Mongolia, Montana, Netherlands, New Hampshire, New York, Newfoundland, North Caucasus, North European Russi, Northwest European R, Northwest Territorie, Nunavut, Ontario, Oregon, Primorye, Québec, Sakhalin, Saskatchewan, South European Russi, Sweden, Switzerland, Transcaucasus, Tuva, Vermont, Washington, West Siberia, Xinjiang, Yakutskiya, Yukon

    Calamagrostis purpurea (Trin.) Trin. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    s.coll. [s.n.], Kamchatka K000838296
    s.coll. [s.n.], Kamchatka K000838297
    Griffith ? [s.n.], India Deyeuxia elata K000098601 Unknown type material

    First published in Gram. Unifl. Sesquifl.: 219 (1824)

    Accepted by

    • Chang, C.S., Kim, H. & Chang, K.S. (2014). Provisional checklist of vascular plants for the Korea peninsula flora (KPF): 1-660. DESIGNPOST.
    • Grubov, V.I. (2008). Key to the vascular plants of Mongolia (with an atlas) 2: 1-503. Academy of Sciences, Mongolian People's Republic, Ulaan Bator.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Malyschev, L.I. & Peschkova, G.A. (eds.) (2001). Flora of Siberia 2: 1-362. Scientific Publishers, Inc., Enfield, Plymouth.
    • Fedorov, A.A. (ed.) (1999). Flora of Russia. The European part and bordering regions 1: 1-546. A.A. Balkema, Rotterdam, Broekfield.
    • Kharkevich, S.S., Probatova, N.S. & Novikov, V.S. (1985). Sosudistye rasteniia sovetskogo Dal’nego Vostoka 1: 1-383. Izd-vo "Nauka," Leningradskoe otd-nie, Leningrad.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.

    Literature

    Kew Backbone Distributions
    • Marhold, K. (ed.) (2012). IAPT/IOPB chromosome data 13 Taxon 61: 889-902.
    • Grubov, V.I. (2008). Key to the vascular plants of Mongolia (with an atlas) 2: 1-503. Academy of Sciences, Mongolian People's Republic, Ulaan Bator.
    • Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.
    • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.
    • Takhtajan, A.L. (ed.) (2006). Conspectus Florae Caucasi 2: 1-466. Editio Universitatis Petropolitanae.
    • Malyschev, L.I. & Peschkova, G.A. (eds.) (2001). Flora of Siberia 2: 1-362. Scientific Publishers, Inc., Enfield, Plymouth.
    • Fedorov, A.A. (ed.) (1999). Flora of Russia. The European part and bordering regions 1: 1-546. A.A. Balkema, Rotterdam, Broekfield.
    • Lee, W.T. (1996). Lineamenta Florae Koreae: 1-1688. Soul T'ukpyolsi: Ak'ademi Sojok.
    • Koyama, T. (1987). Grasses of Japan and its neighboring regions: an identification manual: 1-570. Kodansha, Tokyo, Japan.
    • Kharkevich, S.S., Probatova, N.S. & Novikov, V.S. (1985). Sosudistye rasteniia sovetskogo Dal’nego Vostoka 1: 1-383. Izd-vo "Nauka," Leningradskoe otd-nie, Leningrad.
    • Tutin, T.G. & al. (eds.) (1980). Flora Europaea 5: 1-452. Cambridge University Press.
    • Hultén, E.O.G. (1960). Flora of the Aleutian Islands and westernmost Alaska Peninsula: with notes on the flora of Commander Islands, ed. 2: 1-376. Weinheim : J. Cramer ; New York : Hafner Pub. Co.
    • Pavlov, N.V. (ed.) (1956). Flora Kazakhstana 1: 1-354. Alma-Ata, Izd-vo Akademii nauk Kazakhskoi SSR.

    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 2019. 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 2019. 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