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Taxon: Thinopyrum intermedium (Host) Barkworth & D. R. Dewey subsp. barbulatum (Schur) Barkworth & D. R. Dewey

Genus: Thinopyrum
Family: Poaceae (alt.Gramineae)
Subfamily: Pooideae
Tribe: Triticeae
Subtribe: Triticinae
Nomen number: 409629
Place of publication: Amer. J. Bot. 72:772. 1985
Link to protologue:
  • • [correct name should be T. intermedium subsp. trichophorum (Link) ined.]
  • • the first usage at subspecies was Agropyron intermedium subsp. trichophorum (Link) Asch. & Graebn. (1901)
Name Verified on: 21-Dec-2007 by ARS Systematic Botanists.
Accessions: 14 (0 active, 0 available) in National Plant Germplasm System

Autonyms (not in current use), synonyms and invalid designations:

(≡ homotypic synonym, = heterotypic synonym, - autonym, I invalid designation)

Common names:

  • hairy wheatgrass  (Source: F NAmer) - English
  • pubescent wheatgrass  (Source: World Econ Pl) - English

Economic Importance:

  • Animal food: fodder (as Elymus intermedia subsp. barbulatus) forage (as Elymus intermedia subsp. barbulatus) forage (as Elymus intermedia subsp. barbulatus)

Distributional Range:


    • WESTERN ASIA: Iran, Iraq (n.), Syria, Turkey
    • CAUCASUS: Armenia, Azerbaijan, Georgia, Russian Federation, [Dagestan] Russian Federation-Ciscaucasia [Ciscaucasia]
    • MIDDLE ASIA: Kazakhstan (s.), Kyrgyzstan, Tajikistan, Turkmenistan, Uzbekistan

    • MIDDLE EUROPE: Austria, Czech Republic, Germany, Hungary, Switzerland
    • EASTERN EUROPE: Belarus, Moldova, Russian Federation-European part, [European part (s.)] Ukraine (incl. Krym)
    • SOUTHEASTERN EUROPE: Albania, Bulgaria, Croatia, Greece (incl. Crete), Italy (n.), Romania, Slovenia
    • SOUTHWESTERN EUROPE: France, Portugal, Spain


    • CHINA: China

    Northern America
    • NORTHERN MEXICO: Mexico [Chihuahua]
    • Canada (w. & c.), United States (w. & c.)


    Northern America
    • Canada (w. & c.), United States (w. & c.)


  1. Assadi, M. 1996. A taxonomic revision of Elymus sect. Caespitosae and sect. Elyrtrigia (Poaceae, Triticeae) in Iran. Willdenowia 26:251-271. Note: = Elymus hispidus (Opiz) Melderis var. villosus (Hack.) Assadi
  2. FNA Editorial Committee. 1993-. Flora of North America.
  3. Jiang, J. et al. 1994. Recent advances in alien gene transfer in wheat. Euphytica 73:199-212. Note: recognizes Thinopyrum in the tertiary gene pool of wheat
  4. Markle, G. M. et al., eds. 1998. Food and feed crops of the United States, ed. 2
  5. Wills, B. J. et al. 1998. Thinopyrum intermedium (Host) Barkw. & Dewey - a review, and evaluation of intermediate and pubescent wheat grass for dryalnd agriculture in New Zealand. Proc. New Zealand Grasslands Assoc. 60:233-241. Note: cites

Check other web resources for Thinopyrum intermedium (Host) Barkworth & D. R. Dewey subsp. barbulatum (Schur) Barkworth & D. R. Dewey :

  • PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
  • TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
  • CNWG: Catalogue of New World Grasses Searchable Database
  • Grass Manual on the Web: Manual of Grasses for North America North of Mexico
  • Mansfeld: Mansfeld's World Databas of Agricultural and Horticultural Crops
  • ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
  • AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
  • Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.
  • PubAg: USDA's National Agricultural Library database of full-text journal articles and citations on the agricultural sciences.

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2020. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?409629. Accessed 28 January 2020.