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This species is accepted, and its native range is Afghanistan to Siberia and W. Himalaya.
A specimen from Kew's Herbarium

[GB]
Morphology General Habit
Perennial; caespitose. Culms erect; 10-40 cm long. Leaves mostly basal. Ligule an eciliate membrane; 4-8 mm long; scarious. Leaf-blades 2-20 cm long; 2-3 mm wide. Leaf-blade surface ribbed; scaberulous; rough adaxially.
Morphology Reproductive morphology Inflorescences
Inflorescence a panicle. Panicle contracted, or spiciform; oblong, or ovate; 2-5 cm long; 1-1.5 cm wide. Spikelets solitary. Fertile spikelets pedicelled.
Morphology Reproductive morphology Inflorescences Spikelets
Spikelets comprising 2 fertile florets; with a barren rhachilla extension. Spikelets oblong; laterally compressed; 4-5 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes definite; pilose. Floret callus pilose. Floret callus hairs 0.33 length of lemma.
Fertile
Spikelets comprising 2 fertile florets; with a barren rhachilla extension. Spikelets oblong; laterally compressed; 4-5 mm long; breaking up at maturity; disarticulating below each fertile floret. Rhachilla internodes definite; pilose. Floret callus pilose. Floret callus hairs 0.33 length of lemma.
Morphology Reproductive morphology Inflorescences Bracts Glume
Glumes persistent; similar; exceeding apex of florets, or reaching apex of florets; similar to fertile lemma in texture; shiny. Lower glume oblong; 3-3.6 mm long; 0.8 length of upper glume; membranous; 1-keeled; 1 -veined. Lower glume lateral veins absent. Lower glume apex entire, or erose; obtuse, or acute. Upper glume elliptic; 3.6-4.2 mm long; 1-1.1 length of adjacent fertile lemma; membranous; 1-keeled; 3 -veined. Upper glume apex entire, or erose; obtuse, or acute.
Morphology Reproductive morphology Flowers Florets
Fertile lemma elliptic, or oblong; 3.3-4.3 mm long; membranous; shiny; without keel; 5 -veined. Lemma apex dentate; 2 -fid; truncate; awned; 1 -awned. Principal lemma awn dorsal; arising 0.1-0.3 way up back of lemma; straight; 2.5-4 mm long overall; clearly exserted from spikelet.
Morphology Reproductive morphology Flowers
Lodicules 2; membranous. Anthers 3. Ovary glabrous.
Morphology Reproductive morphology Fruits
Caryopsis with adherent pericarp. Hilum punctiform.
Distribution
Asia-temperate: Siberia, Soviet Middle Asia, western Asia, China, and Mongolia. Asia-tropical: India.
Reference
Aveneae. Fl Pak 1993.

Native to:

Afghanistan, Altay, Buryatiya, China North-Central, Chita, Inner Mongolia, Kazakhstan, Kirgizstan, Krasnoyarsk, Mongolia, Pakistan, Qinghai, Tadzhikistan, Tibet, Tuva, Uzbekistan, West Himalaya, Xinjiang

Deschampsia koelerioides Regel appears in other Kew resources:

Date Reference Identified As Barcode Type Status
Regel, A. [s.n.] K000808817
Regel, A. [s.n.], Kyrgyzstan K000808818

First published in Bull. Soc. Imp. Naturalistes Moscou 41(II): 299 (1869)

Accepted by

  • Bor, N.L. (1970). Flora Iranica 70: 1-573. Naturhistorisches Museums Wien.
  • Clayton, W.D., Harman, K.T. & Williamson, H. (2006). World Grass Species - Synonymy database The Board of Trustees of the Royal Botanic Gardens, Kew.
  • Cope, T.A. (1982). Flora of Pakistan 143: 1-678. Department of Botany, University of Karachi, Karachi.
  • 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.
  • Karthikeyan, S., Jain, S.K., Nayar, M.P. & Sanjappa, M. (1989). Florae Indicae Enumeratio: Monocotyledonae: 1-435. Botanical Survey of India, Calcutta.
  • Malyschev, L.I. & Peschkova, G.A. (eds.) (2001). Flora of Siberia 2: 1-362. Scientific Publishers, Inc., Enfield, Plymouth.
  • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.

Literature

Kew Backbone Distributions

  • Bor, N.L. (1970). Flora Iranica 70: 1-573. Naturhistorisches Museums Wien.
  • Cope, T.A. (1982). Flora of Pakistan 143: 1-678. Department of Botany, University of Karachi, Karachi.
  • 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.
  • Malyschev, L.I. & Peschkova, G.A. (eds.) (2001). Flora of Siberia 2: 1-362. Scientific Publishers, Inc., Enfield, Plymouth.
  • Merkodovich, N.A. (ed.) (1941). Flora Uzbekistana 1: 1-566. Izd-va Akademii nauk Uzbekskoi SSR, Tashkent.
  • Ovczinnikov, P.N. (ed.) (1957). Flora Tadzhikskoi SSR 1: 1-547. Izd-vo Akademii nauk SSSR, Moskva.
  • Pavlov, N.V. (ed.) (1956). Flora Kazakhstana 1: 1-354. Alma-Ata, Izd-vo Akademii nauk Kazakhskoi SSR.
  • Roshevitz, R.J. & al. (eds.) (1950). Flora Kirgizskoi SSR 2: 1-315. Frunze : Izd-vo KirgizFAN SSSR.
  • Wu, Z. & Raven, P.H. (eds.) (2006). Poaceae Flora of China 22: 1-733. Missouri Botanical Garden Press, St. Louis.

GrassBase - The Online World Grass Flora
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Herbarium Catalogue Specimens
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 2021. 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 2021. 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