Taxon: Digitaria ischaemum (Schreb.) Schreb. ex Muhl.

A declared aquatic or terrestrial noxious weed and/or noxious-weed seed in these U.S. states (see state noxious weed lists), with links to state information or web documents:

NV°.

ªAquatic.

*Terrestrial.

°In seed.

Link to noxious weed information from

Common names:

• small crabgrass   (Source: Websters Dict ) – English
  
• smooth crabgrass   (Source: World Econ Pl ) – English
  
• smooth finger grass   (Source: BSBI ) – English
  
• smooth summer grass   (Source: Aust Pl Common Names ) – English
  
• kahle Fingerhirse   (Source: Dict Rehm ) – German
  

More:

see MMPND for additional names in foreign scripts

Economic importance:

• Animal food: forage   (fide Grass BCIP)
  
• Weed: potential seed contaminant   (fide Geigy Weed Tables. 1968)
  

Distributional range:

• ASIA-TEMPERATE
  Western Asia: Iran; Turkey [n.e.]
  Caucasus: Armenia; Azerbaijan; Georgia; Russian Federation - Ciscaucasia, Dagestan
  Siberia: Russian Federation - Eastern Siberia, Western Siberia
  Middle Asia: Kazakhstan; Kyrgyzstan; Uzbekistan
  Russian Far East: Russian Federation - Far East
  China: China - Gansu, Hebei, Heilongjiang, Jilin, Liaoning, Nei Monggol, Shaanxi, Shanxi, Sichuan, Xinjiang, Xizang
  Eastern Asia: Japan [n.]
• ASIA-TROPICAL
  Indian Subcontinent: Pakistan [n.]
• EUROPE
  Northern Europe: Norway
  Middle Europe: Austria; Czech Republic; Hungary; Poland; Slovakia
  East Europe: Belarus; Estonia; Moldova; Russian Federation - European part [s.]; Ukraine [incl. Krym]
  Southeastern Europe: Albania; Bulgaria; Croatia; Italy; Romania; Slovenia
  Southwestern Europe: France [incl. Corsica]; Portugal; Spain

• ASIA-TROPICAL
  Indian Subcontinent: Bhutan
• AUSTRALASIA
  Australia: Australia - New South Wales [e.], South Australia [s.e.], Victoria
• NORTHERN AMERICA
  Canada
  Mexico
  United States
• SOUTHERN AMERICA
  Caribbean: Hispaniola; Puerto Rico; Virgin Islands (U.S.) - St. Croix
  Southern South America: Chile

References:

• AusGrass2 (on-line resource).
• Acevedo-Rodríguez, P. & M. T. Strong. Flora of the West Indies (on-line resource).
• Bor, N. L. 1960. The grasses of Burma, Ceylon, India, and Pakistan.
• Botanical Society of the British Isles. BSBI taxon database (on-line resource).
• CIBA-GEIGY, Basel, Switzerland. 1974. The CIBA-GEIGY Weed Tables.
• Chinese Academy of Sciences. 1959–. Flora reipublicae popularis sinicae.
• Davis, P. H., ed. 1965–1988. Flora of Turkey and the east Aegean islands.
• Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
• FNA Editorial Committee. 1993–. Flora of North America.
• Grierson, A. J. C. & D. J. Long. 1984–. Flora of Bhutan including a record of plants from Sikkim.
• Hitchcock, A. S. 1950. Manual of the grasses of the United States, ed. 2.
• Huxley, A., ed. 1992. The new Royal Horticultural Society dictionary of gardening.
• Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
• Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. [with two varieties].
• Koyama, T. 1987. Grasses of Japan and its neighboring regions.
• Nasir, E. & S. I. Ali, eds. 1970–. Flora of [West] Pakistan.
• Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
• Rechinger, K. H., ed. 1963–. Flora iranica.
• Rehm, S. 1994. Multilingual dictionary of agronomic plants.
• Seed Regulatory and Testing Branch, Agricultural Marketing Service, U.S.D.A. 1999. State noxious-weed seed requirements recognized in the administration of the Federal Seed Act.
• Tutin, T. G. et al., eds. 1964–1980. Flora europaea.
• Tzvelev, N. N. 1976. Zlaki SSSR.
• Ugarte, E. et al. 2011. Vascular alien flora, Chile. Check List 7:365–382.
• Villaseñor, J. L. & F. J. Espinoza-Garcia. 2004. The alien flowering plants of Mexico. Diversity & Distrib. 10:113–123.
• Wu Zheng-yi & P. H. Raven et al., eds. 1994–. Flora of China (English edition).
• Zuloaga, F. O. et al. 2003. Catalogue of New World grasses (Poaceae): III. Subfamilies Panicoideae, Aristidoideae, Arundinoideae, and Danthonioideae. Contr. U.S. Natl. Herb. 46:204.
• Webster's third new international dictionary.

More:

Search AGRICOLA article citation database for citations referencing Digitaria ischaemum.

Search NCBI's Entrez search engine for PubMed citations referencing Digitaria ischaemum.

Search Biodiversity Heritage Library for historical publications referencing Digitaria ischaemum.

Synonyms:

• (=) Digitaria humifusa Pers.
  
• (=) Panicum glabrum (Schrad.) Gaudin
  
• (≡) Panicum ischaemum Schreb. (basionym)
  
• (=) Syntherisma humifusum (Pers.) Rydb.
  
• (≡) Syntherisma ischaemum (Schreb.) Nash
  (previously associated with 1 accession)

Check other web resources for Digitaria ischaemum (Schreb.) Schreb. ex Muhl.:

• Flora Europaea: Database of European Plants (ESFEDS)
• PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
• BONAP: North American Plant Atlas of the Biota of North America Program
• Flora del Conosur: Catálogo de las Plantas Vasculares del Conosur
• Flora of China: Online version from Harvard University
• AVH: Australia's Virtual Herbarium
• 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
• World Grass Species-Descriptions: Morphological species description from Royal Botanic Gardens, Kew
• AusGrass2: Australian grass data from Bryan K. Simon’s on-line database
• Mansfeld: Mansfeld's World Database 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.

Images:

• GRIN Images of germplasm accessions.
• Forestry Images: from www.forestryimages.org
• Spikelets and/or florets: Seed ID Workshop image, from Department of Horticulture and Crop Science, Ohio State University

More:

• Check PlantSystematics.org for additional images
• Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

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