Hawaiian Ecosystems at Risk project (HEAR)

Parthenium hysterophorus
(Asteraceae)

Santa Maria, bitterweed, carrot grass, false ragweed, feverfew, parthenium weed, ragweed parthenium, whitetop

image of Parthenium hysterophorus image of Parthenium hysterophorus image of Parthenium hysterophorus
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HEAR home  >  species info  >  plants  >  Parthenium hysterophorus (Asteraceae)
(hints)

Species description or overview Taxonomy & nomenclature Impacts Control methods Images
Distribution Books Full-text articles Experts Other resources


Species description or overview

Parthenium hysterophorus information from CTAHR (Motooka et al.) View info about Adobe Acrobat PDF format
Information about Parthenium hysterophorus from "Weeds of Hawaii's pastures and natural areas: an identification and management guide" (Motooka et al. 2003) is provided by the University of Hawaii's College of Tropical Agriculture and Human Resources (CTAHR).

Parthenium weed - pest in Australia
Images and overview of Parthenium hysterophorus, and links to further information, are provided by the Queensland government.

Parthenium hysterophorus information from PIER
Information on Parthenium hysterophorus as relevant to Pacific Islands is provided by the Pacific Island Ecosystems at Risk project (PIER).

Parthenium hysterophorus description and ecology from GISD (ISSG)
A species description and information about the ecology of Parthenium hysterophorus as an invasive species is provided from the Global Invasive Species Database (GISD). GISD was created and is maintained by IUCN's Invasive Species Specialist Group (ISSG).


Taxonomy & nomenclature

GRIN nomenclature info for Parthenium hysterophorus
Nomenclatural information about Parthenium hysterophorus is provided by USDA/ARS/NGRP/GRIN.

ITIS nomenclature info for Parthenium hysterophorus
Nomenclatural information about Parthenium hysterophorus is provided by ITIS.

Parthenium hysterophorus information from the Smithsonian's Flora of the Hawaiian Islands
Information about Parthenium hysterophorus--including nomenclature and synonymy, and status and distribution in Hawaii--is provided by the "Flora of the Hawaiian Islands" website of the Smithsonian National Museum of Natural History. Links from this page include descriptive information about the species, as well as worldwide distributional information and general information about the genus.


Impacts

Parthenium hysterophorus (Asteraceae): species information from GCW
Information on Parthenium hysterophorus as relevant to Pacific Islands is provided by the Global Compendium of Weeds (GCW).

Parthenium hysterophorus impact information from GISD (ISSG)
Impact information regarding Parthenium hysterophorus as an invasive species is provided from the Global Invasive Species Database (GISD). GISD was created and is maintained by IUCN's Invasive Species Specialist Group (ISSG).


Control methods

Parthenium hysterophorus information from CTAHR (Motooka et al.) View info about Adobe Acrobat PDF format
Information about Parthenium hysterophorus from "Weeds of Hawaii's pastures and natural areas: an identification and management guide" (Motooka et al. 2003) is provided by the University of Hawaii's College of Tropical Agriculture and Human Resources (CTAHR).

Parthenium hysterophorus management information from GISD (ISSG)
Management information for Parthenium hysterophorus as an invasive species is provided from the Global Invasive Species Database (GISD). GISD was created and is maintained by IUCN's Invasive Species Specialist Group (ISSG).

Herbicidal weed control methods for pastures and natural areas of Hawaii View info about Adobe Acrobat PDF format
This comprehensive review of herbicide application methods includes calculations for formulations, and appendices listing herbicides registered for use in Hawaii and their toxicities (University of Hawaii, 2002).


Images

Images of Parthenium hysterophorus (Asteraceae) (false ragweed, Santa Maria)
Links to high-resolution free images of Parthenium hysterophorus (Asteraceae) (false ragweed, Santa Maria) by Forest & Kim Starr (USGS) are available here.

Parthenium hysterophorus information from the Smithsonian Flora of the Hawaiian Islands
Information about Parthenium hysterophorus in Hawaii is available from the Smithsonian Flora of the Hawaiian Islands.

Parthenium hysterophorus images from PIER
Images of Parthenium hysterophorus provided by the Pacific Island Ecosystems at Risk project (PIER).


Distribution

Parthenium hysterophorus information from the Smithsonian Flora of the Hawaiian Islands
Information about Parthenium hysterophorus in Hawaii is available from the Smithsonian Flora of the Hawaiian Islands.

Parthenium hysterophorus information from the Smithsonian's Flora of the Hawaiian Islands
Information about Parthenium hysterophorus--including nomenclature and synonymy, and status and distribution in Hawaii--is provided by the "Flora of the Hawaiian Islands" website of the Smithsonian National Museum of Natural History. Links from this page include descriptive information about the species, as well as worldwide distributional information and general information about the genus.

Invasive species in the Pacific: A technical review and draft regional strategy (2000) View info about Adobe Acrobat PDF format
The status of invasive plants, vertebrates, arthropods, molluscs, and crustaceans, and options for a regional invasive species strategy for the South Pacific are presented in this series of articles from the South Pacific Regional Environment Programme, 2000.

Parthenium hysterophorus worldwide distribution from GISD (ISSG)
Worldwide distribution information about Parthenium hysterophorus is provided from the Global Invasive Species Database (GISD). GISD was created and is maintained by IUCN's Invasive Species Specialist Group (ISSG).


Books

Weeds of Hawaii's Pastures and Natural Areas: An Identification and Management Guide
Motooka, Philip, Luisa Castro, Duane Nelson, Guy Nagai, and Lincoln Ching. 2003. Weeds of Hawaii's Pastures and Natural Areas: An Identification and Management Guide. College of Tropical Agriculture and Human Resources (University of Hawaii--Manoa), Honolulu. 184 pp. color illus. ISBN: 1-929325-14-2.


Full-text articles

Alien plant invasions in native ecosystems of Hawaii: Management and research
Stone, Charles P., Clifford W. Smith, and J. Timothy Tunison (eds.) . 1992. Alien plant invasions in native ecosystems of Hawaii: Management and research. Honolulu: University of Hawaii Cooperative National Park Resources Studies Unit. ISBN: 0-8248-1474-6.

Invasive species in the Pacific: A technical review and draft regional strategy
South Pacific Regional Environmental Programme (SPREP). Sherley, Greg (ed.) . 2000. Invasive species in the Pacific: A technical review and draft regional strategy. Apia, Samoa: South Pacific Regional Environment Programme. ISBN: 982-04-0214-X.

Weeds of Hawaii's Pastures and Natural Areas: An Identification and Management Guide
Motooka, Philip, Luisa Castro, Duane Nelson, Guy Nagai, and Lincoln Ching. 2003. Weeds of Hawaii's Pastures and Natural Areas: An Identification and Management Guide. College of Tropical Agriculture and Human Resources (University of Hawaii--Manoa), Honolulu. 184 pp. color illus. ISBN: 1-929325-14-2.

Proceedings of workshop on biological control of native ecosystems in Hawaii
Smith, Clifford W., Julie Denslow, and Stephen Hight (eds.) . 2002. Proceedings of workshop on biological control of native ecosystems in Hawaii. Pacific Cooperative Studies Unit (University of Hawaii at Manoa, Department of Botany) Technical Report 129. 122 pages.

Host specificity testing of biocontrol agents of weeds
Heard, Tim A. 2002. Host specificity testing of biocontrol agents of weeds. pp. 21-29 in Smith, Clifford W., Julie Denslow, and Stephen Hight (eds). 2002. Proceedings of workshop on biological control of native ecosystems in Hawaii. Pacific Cooperative Studies Unit (University of Hawaii at Manoa, Department of Botany) Technical Report 129. 122 pages. from http://www.botany.hawaii.edu/faculty/duffy/techr/129.pdf accessed 16 March 2008.


Experts

Parthenium hysterophorus contacts from GISD (ISSG)
Contact information for experts on Parthenium hysterophorus as an invasive species is provided from the Global Invasive Species Database (GISD). GISD was created and is maintained by IUCN's Invasive Species Specialist Group (ISSG).


Other resources

Parthenium hysterophorus references from GISD (ISSG)
References regarding Parthenium hysterophorus as an invasive species is provided from the Global Invasive Species Database (GISD). GISD was created and is maintained by IUCN's Invasive Species Specialist Group (ISSG).


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The Hawaiian Ecosystems at Risk (HEAR) project is currently funded by the Pacific Basin Information Node (PBIN) of the National Biological Information Infrastructure (NBII) through PIERC (USGS) with support from HCSU (UH Hilo). More details are available online. Pacific Basin Information Node (PBIN) National Biological Information Infrastructure (NBII)

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