Western Australia Department of Agriculture (AgWest) Hawaiian Ecosystems at Risk project (HEAR) Global Compendium of Weeds (GCW) Global Compendium of Weeds
Hypericum perforatum (Clusiaceae)

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Presented here is summary information about the species Hypericum perforatum 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

A list of weed species from various New Zealand references to "weeds" compiled by P.A.Williams, Landcare Research, New Zealand.

AA INVASIVE PLANTS OF CANADA, Melinda Thompson Canadian Botanical Conservation Network, August 1997

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] (naturalised)

Aliens List, Nominated Worst Invasive Weeds after a request by Sarah Lowe from ISSG New Zealand to the Aliens email list group.

An analysis of 233 species of important and potentially important invasive plants in South Africa (i.e. the reason for importation). The species were extracted from the book Henderson, L. 2001. Alien weeds and invasive plants. Plant Protection Research Institute Handbook No. 12. (L. Henderson pers. comm.)

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

Anon (1992). The Grower's Weed Identification Handbook by Family and by Aphabetical Listing. Publication 4030. - Division of Agriculture and Natural Resources, University of California.

Anon (19xx) "Weed Handbook" Series 1-55. Wyoming Weed and Pest Council, Douglas Wyoming.

Anon. (1972). Weed Manual. 8th Ed. [2nd revised and extended Edition] Schering AG, Berlin.

Auld, B.A. and Medd, R.W. (1992) WEEDS, An illustrated botanical guide to the weeds of Australia. Inkata Press, Melbourne.

Avinoam Danin, (2000). Species "new to" the Flora Palaestina area. Flora Mediterranea, 10: 109-172. 2. (The Nomenclature News of Flora Palaestina. Department of Evolution, Systematics, and Ecology, The A. Silberman Institute for Life Sciences, The Hebrew University of Jerusalem, Jerusalem, Israel 91904)

Barker, N. and Wood, J. (1998). Seed Impurities of Grain: an identification kit. Vicgrain Ltd. Victoria. (small pocket sized pictorial guide to the weed seeds commonly found in bulk grains)

Barker, W.R., R.M.Barker, J.P. Jessop & H.P. Vonow (Eds.) (2005). Census of South Australian Vascular Plants. 5th Edition. J. Adelaide Bot. Gard. Supplement 1. (Botanic Gardens of Adelaide & State Herbarium: Adelaide).

Garden Thugs proposed to be withdrawn from nurseries in Western Australia. List complied by Sandy Lloyd in consultation with EWAN, CALM and other staff of Dept.



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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!