Hawaiian Ecosystems at Risk project (HEAR)

Acacia confusa
(Fabaceae)

Formosa acacia, Formosan koa

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Species description or overview Taxonomy & nomenclature Impacts Control methods Images
Voucher specimens Distribution Where to see this species Books Full-text articles
Bibliography Experts Other resources    


Species description or overview

Acacia confusa as a weed in Hawaii View info about Adobe Acrobat PDF format
Information about Acacia confusa as a weed in Hawaii is presented by the College of Tropical Agriculture and Human Resources (University of Hawai).

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

Acacia confusa description and ecology from GISD (ISSG)
A species description and information about the ecology of Acacia confusa 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

ITIS nomenclature info for Acacia confusa
Nomenclatural information about Acacia confusa is provided by ITIS.


Impacts

Acacia confusa as a weed in Hawaii View info about Adobe Acrobat PDF format
Information about Acacia confusa as a weed in Hawaii is presented by the College of Tropical Agriculture and Human Resources (University of Hawai).

Acacia confusa (Fabaceae): species information from GCW
Information on Acacia confusa as relevant to Pacific Islands is provided by the Global Compendium of Weeds (GCW).

Acacia confusa impact information from GISD (ISSG)
Impact information regarding Acacia confusa 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

Acacia confusa as a weed in Hawaii View info about Adobe Acrobat PDF format
Information about Acacia confusa as a weed in Hawaii is presented by the College of Tropical Agriculture and Human Resources (University of Hawai).

Acacia confusa management information from GISD (ISSG)
Management information for Acacia confusa 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).

Summaries of herbicide trials for pasture, range, and non-cropland weed control -1999 View info about Adobe Acrobat PDF format
Herbicide trials compare herbicides and methods of application on a variety of weedy species in Hawaii (University of Hawaii).

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 Acacia confusa (Fabaceae) (Formosa koa)
Links to high-resolution free images of Acacia confusa (Fabaceae) (Formosa koa) by Forest & Kim Starr (USGS) are available here.

Acacia confusa information from the Smithsonian Flora of the Hawaiian Islands  new posting 
Information about Acacia confusa in Hawaii is available from the Smithsonian Flora of the Hawaiian Islands.

Acacia to Azadirachta images and weed risk assessment scores
Images of trees Acacia to Azadirachta, and their weed risk assessment scores, listed alphabetically, are from the University of Hawaii Forestry Extension.

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


Voucher specimens

Images of voucher specimens for Acacia confusa from the herbarium of Kalaupapa National Historical Park (Molokai, Hawaii, USA)
Images of voucher specimens of Acacia confusa from the herbarium of Kalaupapa National Historical Park (Molokai, Hawaii, USA) are available online.


Distribution

Acacia confusa information from the Smithsonian Flora of the Hawaiian Islands  new posting 
Information about Acacia confusa in Hawaii is available from the Smithsonian Flora of the Hawaiian Islands.

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.

Acacia confusa as a weed in Hawaii View info about Adobe Acrobat PDF format
Information about Acacia confusa as a weed in Hawaii is presented by the College of Tropical Agriculture and Human Resources (University of Hawai).

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


Where to see this species

Kahoolawe (Kanaloa): natural areas of Hawaii  new posting 
Forest and Kim Starr provide information about the island of Kahoolawe as a natural area in Hawaii. Links to additional resources are provided, as well as links to images of plant species found on Kahoolawe.


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.


Bibliography

References for Acacia confusa
Bibliographic references for Acacia confusa are provided by HEAR.


Experts

Acacia confusa contacts from GISD (ISSG)
Contact information for experts on Acacia confusa 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

Acacia confusa references from GISD (ISSG)
References regarding Acacia confusa 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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