Western Australia Department of Agriculture (AgWest) Hawaiian Ecosystems at Risk project (HEAR) Global Compendium of Weeds (GCW) Global Compendium of Weeds
Hydrilla verticillata (Hydrocharitaceae)

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Presented here is summary information about the species Hydrilla verticillata 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, sleeper weed, weed [for definitions, see the GCW introduction View info about Adobe Acrobat PDF format.]

Origin (native to where): [no info]


Data sources:

Class A Weeds Whitman County Washington State.

Actual and Prospective Weeds. Pacific Islands Ecosystems at Risk Project; http://www.hear.org/pier/ [ online info ]

Importation of Fresh Bananas from the Philippines Technical Information Paper May 2002. BIOSECURITY AUSTRALIA. (Tables 16 & 17 (Weeds))

Lesley Henderson & Carina J. Cilliers (2002) Invasive Aquatic Plants. A guide to the identification of the most important and potentially dangerous invasive aquatic and wetland plants in South Africa. Plant Protection Research Institute Handbook No. 16. Agricultural Research Council, South Africa. SPECIES NOT WANTED IN SOUTHERN AFRICA. The list is based on prohibited and noxious plant lists for South Africa and other countries which share many invasive species with southern Africa, namely Australia, New Zealand, United States of America (federal list), Florida (State list) and California (State list) see references after the list. The list includes species not yet in southern Africa and those which may be present but are scarce and their cultivation should be discouraged. Algae are excluded.

100 Most Dangerous Invaders. Threatening Oregon in 2002. Oregon Department of Agriculture.

A Provisional List Of Non-Native Invasive And Potentially Invasive Plants In New England. Leslie J. Mehrhoff. DRAFT Please Note: This list has no legal status 1 JAN 2000

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

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

Arizona State Designated Exotic Plant Species.

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

Bambaradeniya, C. (2000) List of Alien Invasive Plant Species from Sri Lanka: email to Aliens: [Channa Bambaradeniya - channab@sltnet.lk@sltnet.lk]

Bargeron, C.T., D.J. Moorhead, G.K. Douce, R.C. Reardon & A.E. Miller (Tech. Coordinators). 2003. Invasive Plants of the Eastern U.S.: Identification and Control. USDA Forest Service - Forest Health Technology Enterprise Team. Morgantown, WV USA. FHTET-2003-08 (CD version: Nov 2003)

Brossard, C.C., Randall, J.M. and Hoshovsky, M.C (2000) Invasive Plants of California's Wildlands. University of California Press, USA

California Noxious Weed Control Projects Inventory (CNWCPI)

Chris Buddenhagen and Melanie Newfield (pers comm. 2001) A list of potential and actual environmental weeds for New Zealand. Department of Conservation.

Conabio » Programa de especies invasoras » Especies invasoras plantas (Mexico)

Cronk, Q.C.B and Fuller, J.L. (1995). Plant Invaders, The threat to natural ecosystems. Chapman and Hall United Kingdom

DiTomaso, J.M. and Healy, E.A. (2003). Aquatic and Riparian Weeds of the West. University of California, Agriculture and Natural Resources, Publication 3421.

Dr. David Patterson Weed Specialist North Carolina Department of Agriculture and Consumer Services Plant Protection Section email: David_Patterson@mail.agr.state.nc.us

Eduardo Chacón and Guido Saborío-R (2003) LISTA DE ESPECIES DE PLANTAS INTRODUCIDAS EN COSTA RICA. Asociación para la Conservación y el Estudio de la Biodiversidad (ACEBIO) [edchacon@gmail.com & gsaborio@gmail.com.]

Essl, F. & Rabitsch, W. (eds.) (2002). Neobiota in Österreich. Umweltbundesamt GmbH, Wien.

Exotic Pest Plants of Ecological Concern in California

Faith T. Campbell; American Lands Alliance; Worst Invasive Plant Species in the conterminous United States: weed

Federal Noxious Weed List of the United States. - State and Federal Composite List of All U.S. Noxious Weeds. USDA, NRCS 1999. The PLANTS database. National Plant Data Center, Baton Rouge, LA 70874-4490 USA.

Florida Weeds, Florida Agricultural Retrieval Information System, FAIRS. University of Florida



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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!