Western Australia Department of Agriculture (AgWest) Hawaiian Ecosystems at Risk project (HEAR) Global Compendium of Weeds (GCW) Global Compendium of Weeds
Sonchus asper (Asteraceae)


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Presented here is summary information about the species Sonchus asper from the Global Compendium of Weeds, and citations of references to this species as a weed. Definitions of terms are available in the GCW introduction View info about Adobe Acrobat PDF format. For further information--or to report corrections or concerns--contact webmaster@hear.org.


Synonyms/other Latin names:see GRIN ]

Status(es) (compiled for below "Data sources"): agricultural weed, casual alien, cultivation escape, environmental weed, garden thug, naturalised, noxious weed, weed [for definitions, see the GCW introduction View info about Adobe Acrobat PDF format.]

Origin (native to where): [no info]



Data sources:

Exotic Plant Species List Scientific and Common Names of known Exotic Plant Species in the Redwood National and State Parks. This list of exotic species was compiled from the park's plant species lists and herbarium specimens. The inventory of species and associated threat assessment are essential parts of the parks' Exotic Plant Management Plan. California State Parks, US National Park Service. Last Update: June 13, 2001

Important Weed Species in Crops and Countries. Data stored from 59 developing countries and regularly updated. (Information kindly provided by Dr Dionisio P. Gazziero) FAO Weed Management, Ricardo Labrada.

Weeds and weed management in tomatos, Details from single countries. - Morocco (by Si Bennasseur Rzozi)

Alanen, A., Bongard, T., Einarsson, E., Hansen, H., Hedlund, L., Jansson, K., Josefsson, M., Philipp, M., Sandlund, O.T., Svart, A.E., Svart, H.E. and Weidema, I. (2004?). Introduced Species in the Nordic Countries (Denmark) under Nordic Council of Ministers (NMR), subgroup Natur-og Friluftslivsgruppen.

Alfalfa Weeds of Oklahoma. Oklahoma State University.

Alien Plants in Korea. National Institute of Environmental Research. NIER : nier.go.kr Director. Deok-Gil Rhee. July 2004.

Alien Species. On March 10, the Japanese Cabinet submitted the bill dealing with invasive alien species to the Diet. The Diet passed the bill without amendments and the Invasive Alien Species Act was promulgated as of June 2, 2004. List of alien species recognized to be established in Japan or found in the Japanese wild (as of October 27, 2004) [PDF]

Andersen, R.N. (1968). Germination and Establishment of Weeds for Experimental Purposes. Weed Science Society of America Handbook. WSSA, Illinois.

Anexo 4, ESPECIES INVASIVAS DE REPUBLICA DOMINICANA SUGERIDAS (Invasive Plants of the Dominican Republic)

Revised November 2002). Department of Horticulture, Michigan State University

California Noxious Weed Control Projects Inventory (CNWCPI)

Canada Noxious Weed List. This Order may be cited as the Weed Seeds Order, 1986. Weed Seeds. The seeds of the species of plants set out in the schedule are deemed to be weed seeds for the purpose of establishing grades under the Seeds Act. Schedule (s.2)

Castro, S.A., Figueroa, J.A., Munoz-Schick, M. and Jaksic, F.M. (2005) Minimum residence time,biogeographical origin, and life cycle as determinants of the geographical extent of naturalized plants in continental Chile. Diversity and Distributions 11: 183-191. Appendix S1 Checklist of 428 naturalized plants in continental Chile, their first record date (FRD), life cycle (LC), biogeographic origin (BO), and number of administrative regions occupied (ARO). Am: America; Eu: Europe; As: Asia; Af: Africa; Au: Australia; N.Z.: New Zealand; Pan: Pantropical; Cosmo: Cosmopolitan; Tro: Tropical.

Cavers, P.B. (Ed.) (2000). The Biology of Canadian Weeds IV. Contributions 84-102. Agricultural Insitute of Canada.

Checklist of wild flowering plants and ferns in Iceland. Flora of Iceland

Chris, R. and McLendon, T. (1998) An Assessment of Exotic Plant Species of Rocky Mountain National Park Rutledge. Department of Rangeland Ecosystem Science, Colorado State University. 97pp. Northern Prairie Wildlife Research Center Home Page. (Version 15DEC98).

. pp:12-32. (naturalised)

Kissman, K.G. & Groth, D. (1993). Plantas Infestantes e Nocivas. Vol 2 - 2nd Ed. BASF. (weed)

Lorenzi, H. (2000). Plantas daninhas do Brasil. Terrestres, Aquaticas, Parasitas e Toxicas. 3rd Edition. Instituto Plantarum De Estudos Da Flora Ltda (weed)

Marzocca, A. (1994). Guia Descriptiva De Malezas Del Cono Sur. Instituto Nacional De Tecnologia Agropecuaria. (weed)

Murphy T.R. and Johnson B.J. (2001) Weeds of Southern Turfgrasses. College of Agricultural and Environmental Sciences - Griffin, Georgia.

ParsZhang, Z.P. & Hirota, S. (Eds) (2000). Chinese Colored Weed Illustrated Book. Institute for the Control of Agrochemicals, Ministry of Agriculture, P.R.China, and the Japan Association For Advancement of Phyto-Regulators.




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This page was created on 13 September 2007 by PT, and was last updated on 04 October 2007 by PT based on data from Rod Randall's Global Compendium of Weeds database dated 24 January 2007. Valid HTML 4.01!