Hawaiian Ecosystems at Risk project (HEAR)

Ageratum conyzoides
(Asteraceae)

image of Ageratum conyzoides image of Ageratum conyzoides image of Ageratum conyzoides
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HEAR home  >  species info  >  plants  >  Ageratum conyzoides (Asteraceae)
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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  


Species description or overview

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

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


Taxonomy & nomenclature

ITIS nomenclature info for Ageratum conyzoides
Nomenclatural information about Ageratum conyzoides is provided by ITIS.


Impacts

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

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


Control methods

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

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 Ageratum conyzoides (Asteraceae) (ageratum, maile honohono, billygoat weed)
Links to high-resolution free images of Ageratum conyzoides (Asteraceae) (ageratum, maile honohono, billygoat weed) by Forest & Kim Starr (USGS) are available here.

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

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


Voucher specimens

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


Distribution

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

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


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

Weed handbook of Western Polynesia
Whistler, W. Arthur. 1983. Weed handbook of Western Polynesia. Eschborn: Deutsche Gesellschaft f#r Technische Zusammenarbeit (GTZ) GmbH. ISBN: 3-88085-227-8.

Turning the tide: The eradication of invasive species (proceedings of the International Conference on Eradication of Island Invasives)
Veitch, C.R. and M.N. Clout (eds.) . 2002. Turning the tide: The eradication of invasive species (proceedings of the International Conference on Eradication of Island Invasives). IUCN SSC Invasive Species Specialist Group. IUCN, Gland, Switzerland and Cambridge, UK. vii + 414pp. ISBN: 2-8317-0682-3.

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.

Turning the tide: The eradication of invasive species (proceedings of the International Conference on Eradication of Island Invasives)
Veitch, C.R. and M.N. Clout (eds.) . 2002. Turning the tide: The eradication of invasive species (proceedings of the International Conference on Eradication of Island Invasives). IUCN SSC Invasive Species Specialist Group. IUCN, Gland, Switzerland and Cambridge, UK. vii + 414pp. ISBN: 2-8317-0682-3.

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.

Maui Offshore Islet Botanical Survey
Starr, F., K. Starr, and Wood K. 2006. Maui Offshore Islet Botanical Survey. Report prepared for State Department of Land and Natural Resources and the Offshore Islet Restoration Committee, Honolulu, Hawaii.

Phenology, reproductive potential, seed dispersal and predation, and seedling establishment of three invasive plant species in a Hawaiian rain forest
Medeiros, A.C. 2004. Phenology, reproductive potential, seed dispersal and predation, and seedling establishment of three invasive plant species in a Hawaiian rain forest. Ph.D. Dissertation, Department of Zoology, University of Hawaii at Manoa, Honolulu.

Oahu Offshore Islets Botanical Survey
Starr, F. and K. Starr. 2006. Oahu Offshore Islets Botanical Survey. Report prepared for State Department of Land and Natural Resources and the Offshore Islet Restoration Committee, Honolulu, Hawaii.


Bibliography

References for Ageratum conyzoides
Bibliographic references for Ageratum conyzoides are provided by HEAR.


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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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