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  1. Family: Poaceae Barnhart
    1. Genus: Calamagrostis Adans.
      1. Calamagrostis scabrescens Griseb.

        This species is accepted, and its native range is Pakistan to Central China.

    [GB]
    Habit
    Perennial; caespitose. Rhizomes short. Butt sheaths herbaceous, or coriaceous. Culms erect; 60-150 cm long. Lateral branches lacking. Ligule an eciliate membrane; 4-7 mm long; obtuse. Leaf-blades filiform, or linear; flat, or convolute; 20-45 cm long; 2.5-8 mm wide. Leaf-blade surface scaberulous; rough on both sides. Leaf-blade apex attenuate.
    Inflorescences
    Inflorescence a panicle. Peduncle smooth, or scaberulous above. Panicle open; lanceolate; dense, or loose; nodding; 10-25 cm long. Primary panicle branches bearing spikelets almost to the base. Spikelets solitary. Fertile spikelets pedicelled.
    Spikelets
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 4.5-6.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 0.33 length of lemma.
    Fertile
    Spikelets comprising 1 fertile florets; with a barren rhachilla extension. Spikelets lanceolate; laterally compressed; 4.5-6.5 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus bearded. Floret callus hairs 0.33 length of lemma.
    Glume
    Glumes persistent; similar; exceeding apex of florets; firmer than fertile lemma; gaping. Lower glume lanceolate; 4-6 mm long; 0.9 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume surface scabrous. Lower glume apex acuminate. Upper glume lanceolate; 4.5-6.5 mm long; 1.3 length of adjacent fertile lemma; membranous; 1-keeled; 3 -veined. Upper glume surface scabrous. Upper glume apex acuminate.
    Florets
    Fertile lemma oblong; 5 mm long; membranous; without keel; 5 -veined. Lemma surface scaberulous; rough above. Lemma apex dentate; 2 -fid; truncate; awned; 1 -awned. Principal lemma awn dorsal; arising 0.5 way up back of lemma; geniculate; 5-7 mm long overall; 1-1.5 length of lemma; with twisted column. Palea hyaline; 2 -veined. Rhachilla extension pilose.
    Flowers
    Lodicules 2. Anthers 3. Stigmas 2.
    Fruits
    Caryopsis with adherent pericarp. Hilum punctiform.
    Distribution
    Asia-temperate: China. Asia-tropical: India.
    Reference
    Aveneae. Fl Pak 1993.

    Images

    Distribution

    Native to:

    China North-Central, China South-Central, East Himalaya, Myanmar, Nepal, Pakistan, Qinghai, Tibet, West Himalaya

    Synonyms

    Other Data

    Calamagrostis scabrescens Griseb. appears in other Kew resources:

    Date Reference Identified As Barcode Type Status
    Mar 10, 2012 Hooker, J.D. [s.n.], Sikkim K000838334 syntype
    Mar 10, 2012 Hooker, J.D. [s.n.], Sikkim K000838335 syntype
    Hooker, J.D. [3], Sikkim K000032369 Unknown type material
    Hooker, J.D. [s.n.], Sikkim K000838333
    Hooker, J.D. [s.n.], Sikkim K000838336
    Hooker, J.D. [s.n.], Sikkim K000838337 Unknown type material
    Hooker, J.D. [s.n.], Sikkim K000838344
    Duthie, J.F. [25029], West Himalaya K000838341
    Griffith, W. [2695], Bhutan K000838338 Unknown type material
    Griffith, W. [2695], Bhutan K000838342
    Griffith, W. [385], Bhutan K000838343
    s.coll. [s.n.], India K000838340
    s.coll. [s.n.], India K000838339

    Bibliography

    First published in Nachr. Königl. Ges. Wiss. Georg-Augusts-Univ. 3: 79 (1868)

    Accepted by

    • Kandwal, M.K. & Gupta, B.K. (2009). An update on grass flora of Uttarkhand Indian Journal of Forestry 32: 657-668.
    • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
    • Noltie, H.J. (2000). Flora of Bhutan 3(2): 457-883. Royal Botanic Gardens, Edinburgh.
    • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.
    • Cope, T.A. (1982). Flora of Pakistan 143: 1-678. Department of Botany, University of Karachi, Karachi.

    Literature

    Kew Backbone Distributions

    • Kandwal, M.K. & Gupta, B.K. (2009). An update on grass flora of Uttarkhand Indian Journal of Forestry 32: 657-668.
    • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.
    • Press, J.R. et al. (2000). Annotated Checklist of the Flowering Plants of Nepal: i-x, 1-430. Natural History Museum, London.
    • Bor, N.L. (1970). Flora Iranica 70: 1-573. Naturhistorisches Museums Wien.

    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