Taxon: Arctotheca calendula (L.) Levyns

• 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*, CA*.

ªAquatic.

*Terrestrial.

°In seed.

Link to noxious weed information from

Common names:

• African marigold   (Source: Aust Pl Common Names ) – English
  
• Cape-dandelion   (Source: Zander Ency ) – English
  
• Capeweed   (Source: F NZeal ) – English
  
• plain treasure-flower   (Source: BSBI ) – English
  
• Kaplöwenzahn   (Source: Zander Ency ) – German
  
• venidium   (Source: D. Groth, p.c. 2005) – Portuguese (Brazil)
  
• kapöga   (Source: Vara kulturvaxt namn ) – Swedish
  

Economic importance:

• Environmental: ornamental   (fide Invasive Pl Spec)
  
• Vertebrate poisons: mammals   (nitrate poisonous & cause of hay fever fide Econ Pl Aust)
  
• Weed: potential seed contaminant   (fide Invasive Pl Spec; Pl Protect Quart 9(3):94-100. 1994, in Australia; Econ Pl Aust)
  

More:

View toxicology references for Arctotheca calendula from FDA Poisonous Plant Database

Distributional range:

• AFRICA
  Southern Africa: Lesotho; South Africa - Eastern Cape, KwaZulu-Natal, Northern Cape, Western Cape

• AFRICA
  Macaronesia: Portugal - Azores
  Northern Africa: Morocco
• AUSTRALASIA
  Australia: Australia
  New Zealand: New Zealand
• EUROPE
  Southeastern Europe: Greece; Italy - Sardinia, Sicily
  Southwestern Europe: France [incl. Corsica]; Portugal; Spain [incl. Baleares]
• NORTHERN AMERICA
  Southwestern U.S.A.: United States - California
• SOUTHERN AMERICA
  Southern South America: Argentina - Buenos Aires; Chile

• EUROPE
  Northern Europe: Sweden; United Kingdom
  Middle Europe: Belgium; Czech Republic
  Southeastern Europe: Croatia

• also cultivated

References:

• Pl. Protect. Quart. 9(3):94–100.
• Aldén, B., S. Ryman & M. Hjertson. 2009. Våra kulturväxters namn - ursprung och användning. Formas, Stockholm (Handbook on Swedish cultivated and utility plants, their names and origin).
• Allan, H. H. B. et al. 1961–. Flora of New Zealand.
• Arnold, T. H. & B. C. De Wet, eds. 1993. Plants of southern Africa: names and distribution. Mem. Bot. Surv. S. Africa no. 62.
• Botanical Society of the British Isles. BSBI taxon database (on-line resource).
• Erhardt, W. et al. 2008. Der große Zander: Enzyklopädie der Pflanzennamen.
• Euro+Med Editorial Committee. Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource).
• FNA Editorial Committee. 1993–. Flora of North America.
• Germishuizen, G. & N. L. Meyer, eds. 2003. Plants of southern Africa: an annotated checklist. Strelitzia 14.
• Groth, D. 2005. pers. comm. [re. Brazilian common names].
• Hnatiuk, R. J. 1990. Census of Australian vascular plants. Australian Flora and Fauna Series No. 11.
• Instituto de Botánica Darwinion. 2008. Flora del Conosur. Catálogo de las plantas vasculares.
• Integrated Botanical Information System (IBIS). Australian plant common name database (on-line resource).
• Lazarides, M. & B. Hince. 1993. CSIRO Handbook of Economic Plants of Australia.
• Weber, E. 2003. Invasive plant species of the world: a reference guide to environmental weeds.

More:

Search AGRICOLA article citation database for citations referencing Arctotheca calendula.

Search NCBI's Entrez search engine for PubMed citations referencing Arctotheca calendula.

Search Biodiversity Heritage Library for historical publications referencing Arctotheca calendula.

Synonyms:

• (≡) Arctotis calendula L. (basionym)
  
• (≡) Cryptostemma calendula (L.) Druce
  
• (≡) Cryptostemma calendulacea R. Br.
  
• (=) Venidium decurrens hort.
  

Check other web resources for Arctotheca calendula (L.) Levyns:

• Euro+Med Plantbase: Information Resource for Euro-Mediterranean Plant Diversity
• Flora of North America: Collaborative Floristic Effort of North American Botanists
• 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.

Images:

• Disseminule drawings: U.S. National Seed Herbarium drawing
• Embryo drawing: U.S. National Seed Herbarium drawing

More:

• Check PlantSystematics.org for additional images
• Images 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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