Hawaiian Ecosystems at Risk project (HEAR)

Tithonia diversifolia
(Asteraceae)

Japanese sunflower, Mexican sunflower, shrub sunflower, sunflower, tree marigold

 
image of Tithonia diversifolia image of Tithonia diversifolia
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Species description or overview Taxonomy & nomenclature Impacts Risk assessments Control methods
Images Distribution Full-text articles Experts Other resources

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Species description or overview

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

Tithonia diversifolia description and ecology from GISD (ISSG)
A species description and information about the ecology of Tithonia diversifolia 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 Tithonia diversifolia
Nomenclatural information about Tithonia diversifolia is provided by USDA/ARS/NGRP/GRIN.

Tithonia diversifolia information from the Smithsonian's Flora of the Hawaiian Islands
Information about Tithonia diversifolia--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.

Tithonia diversifolia information from ITIS
The Integrated Taxonomic Information System ITIS provides authoritative taxonomic information on Tithonia diversifolia, as well as other plants, animals, fungi, and microbes of North America and the world.

IPNI nomenclature info for Tithonia diversifolia
Nomenclatural information about Tithonia diversifolia is provided by The International Plant Names Index (IPNI).


Impacts

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

Tithonia diversifolia impact information from GISD (ISSG)
Impact information regarding Tithonia diversifolia 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).


Risk assessments

Tithonia diversifolia weed risk assessment for Hawaii-Pacific
Results of a weed risk assessment for Tithonia diversifolia for the Hawaii-Pacific region are presented by the Hawaii-Pacific Weed Risk Assessment team.


Control methods

Tithonia diversifolia management information from GISD (ISSG)
Management information for Tithonia diversifolia 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).


Images

Images of Tithonia diversifolia (Asteraceae) (tree marigold)
Links to high-resolution free images of Tithonia diversifolia (Asteraceae) (tree marigold) by Forest & Kim Starr (USGS) are available here.

Tithonia diversifolia information from the Smithsonian Flora of the Hawaiian Islands
Information about Tithonia diversifolia in Hawaii is available from the Smithsonian Flora of the Hawaiian Islands.

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


Distribution

Tithonia diversifolia information from the Smithsonian Flora of the Hawaiian Islands
Information about Tithonia diversifolia in Hawaii is available from the Smithsonian Flora of the Hawaiian Islands.

Tithonia diversifolia information from the Smithsonian's Flora of the Hawaiian Islands
Information about Tithonia diversifolia--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.

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


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.

Assessing the risks of plant invasions arising from collections in tropical botanical gardens
Dawson, Wayne, Ahmed S. Mndolwa, David F. R. P. Burslem, and Philip E. Hulme. 2008. Assessing the risks of plant invasions arising from collections in tropical botanical gardens. Biodiversity Conservation. Springer Science+Business Media B.V. 2008.


Experts

Tithonia diversifolia contacts from GISD (ISSG)
Contact information for experts on Tithonia diversifolia 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

Tithonia diversifolia references from GISD (ISSG)
References regarding Tithonia diversifolia 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 was historically 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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