Taxon: Senecio madagascariensis Poir.

• Check PlantSearch database of Botanic Gardens Conservation International for possible non-NPGS germplasm.

A declared noxious weed by USDA-APHIS.

A declared aquatic or terrestrial noxious weed and/or noxious-weed seed in these U.S. states (see state noxious weed lists), with links to state information or web documents:

AL*, HI*°.

ªAquatic.

*Terrestrial.

°In seed.

Link to noxious weed information from

Common names:

• fireweed   (Source: Noxweed Aust ) – English
  
• Madagascar ragwort   (Source: USDA/APHIS ) – English
  

Economic importance:

• Vertebrate poisons: mammals   (fide Noxweed Aust)
  
• Weed   (fide Noxweed Aust)
  

More:

View toxicology references for Senecio madagascariensis from FDA Poisonous Plant Database

Distributional range:

• AFRICA
  Southern Africa: South Africa - Eastern Cape, KwaZulu-Natal, Mpumalanga, Western Cape; Swaziland
  Western Indian Ocean: Madagascar

• AFRICA
  East Tropical Africa: Kenya
• AUSTRALASIA
  Australia: Australia - New South Wales [e.], Queensland [s.e.]
• PACIFIC
  North-Central Pacific: United States - Hawaii
• SOUTHERN AMERICA
  Southern South America: Argentina; Uruguay

References:

• Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14.
• Gibbs Russell, G. E. et al. 1985. List of species of Southern African plants, ed. 2. Mem. Bot. Surv. S. Africa v. 51.; v. 56. 1987
• Hnatiuk, R. J. 1990. Census of Australian vascular plants. Australian Flora and Fauna Series No. 11.
• Institute of Pacific Islands Forestry. Pacific Island Ecosystems at Risk (PIER): plant threats to Pacific ecosystems (on-line resource).
• Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares.
• Parsons, W. T. & E. G. Cuthbertson. 1992. Noxious weeds of Australia.
• Plant Protection and Quarantine Office. United States Department of Agriculture, Animal and Plant Health Inspection Service. Federal noxious weed list (on-line resource).
• Seed Regulatory and Testing Branch, Agricultural Marketing Service, U.S.D.A. 1999. State noxious-weed seed requirements recognized in the administration of the Federal Seed Act.
• Thompson, I. R. 2005. Taxonomic studies of Australian Senecio (Asteraceae) 5. The S. pinnatifolius/S. lautus complex. Muelleria 21:30–31.
• Turrill, W. B. et al., eds. 1952–. Flora of tropical East Africa.
• Zuloaga, F. O. & O. Morrone, eds. 1996. Catálogo de las plantas vasculares de la República Argentina. I. Pteridophyta, Gymnospermae y Angiospermae (Monocotyledonae), II. Dicotyledonae. Monogr. Syst. Bot. Missouri Bot. Gard. 60, 74., 1999

More:

Search AGRICOLA article citation database for citations referencing Senecio madagascariensis.

Search NCBI's Entrez search engine for PubMed citations referencing Senecio madagascariensis.

Search Biodiversity Heritage Library for historical publications referencing Senecio madagascariensis.

Synonyms:

• (=) Senecio incognitus Cabrera
  

Check other web resources for Senecio madagascariensis Poir.:

• PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
• BONAP: North American Plant Atlas of the Biota of North America Program
• Flora del Conosur: Catálogo de las Plantas Vasculares del Conosur
• AVH: Australia's Virtual Herbarium
• SIBIS: South African National Biodiversity Institute's (SANBI) Integrated Biodiversity System
• TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
• ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
• AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
• Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.

Check other web resources for images:

• PlantSystematics.org
• Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy

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