Taxon: Ageratina riparia (Regel) R. M. King & H. Rob.

Genus: Ageratina
Family: Asteraceae (alt.Compositae)
  Subfamily: Asteroideae
      Tribe: Eupatorieae
Nomen number: 317712
Place of publication: Phytologia 19:216. 1970
Name Verified on: 29-Sep-1992 by ARS Systematic Botanists. Last Changed: 09-May-2011
Species priority site is:
Accessions: 0 in National Plant Germplasm System

Common names:

Economic Importance:

  • Environmental: erosion control (fide Mansf Ency)
  • Environmental: ornamental (fide Invasive Pl Spec)
  • Vertebrate poisons: mammals (fide Connor, as Eupatorium riparium)
  • Weed: potential seed contaminant (fide Noxweed Aust; Invasive Pl Spec; Weeds SAfr 2001)

Distributional Range:


    . native status in Mexico supported from biocontrol studies


  • Northern America

    • Southern Mexico: Mexico - Michoacan, - Veracruz

  • Naturalized:

  • Africa

    • Macaronesia: Portugal - Madeira Islands; Spain - Canary Islands
    • Southern Africa: South Africa - KwaZulu-Natal
    • Western Indian Ocean: Mauritius; Reunion
  • Asia-Tropical

    • Indian Subcontinent: India - Meghalaya, - Uttar Pradesh; Sri Lanka
    • Malesia: Indonesia
  • Australasia

    • Australia: Australia
    • New Zealand: New Zealand
  • Pacific

    • North-Central Pacific: United States - Hawaii
  • Southern America

    • Caribbean: Cuba; Jamaica
    • Western South America: Peru

  • Cultivated:

    . cult. in tropics


  • Allan, H. H. B. et al. Flora of New Zealand. 1961- (F NZeal)
  • Barreto, R. W. & H. C. Evans 1988. Taxonomy of a fungus introduced into Hawaii for biological control of Ageratina riparia (Eupatorieae; Compositae), with observations on related weed pathogens Trans. Brit. Mycol. Soc. 91:81-97.
  • Bosser, J. M. et al., eds. Flores des Mascareignes. 1976- (F Mascar)
  • Erhardt, W. et al. Der große Zander: Enzyklopädie der Pflanzennamen. 2008 (Zander Ency)
  • Euro+Med Editorial Committee Euro+Med Plantbase: the information resource for Euro-Mediterranean plant diversity (on-line resource). (EuroMed Plantbase)
  • Germishuizen, G. & N. L. Meyer, eds. Plants of southern Africa: an annotated checklist. Strelitzia 14. 2003 (Pl SAfr ed2)
  • Hanelt, P., ed. Mansfeld's encyclopedia of agricultural and horticultural crops. Volumes 1-6. 2001 (Mansf Ency)
  • Henderson, L. Alien weeds and invasive plants: a complete guide to declared weeds and invaders in South Africa. Plant Protection Research Institute, Handbook 12. 2001 (Weeds SAfr 2001)
  • Hnatiuk, R. J. Census of Australian vascular plants. Australian Flora and Fauna Series No. 11. 1990 (L Aust)
  • Holm, L. et al. A geographical atlas of world weeds. 1979 (Atlas WWeed)
  • King, R. M. & H. Robinson The genera of the Eupatorieae (Asteraceae). Monogr. Syst. Bot. Missouri Bot. Gard. 22. 1987 (Gen Eupat)
  • Lazarides, M. & B. Hince CSIRO Handbook of Economic Plants of Australia. 1993 (Econ Pl Aust)
  • Parsons, W. T. & E. G. Cuthbertson Noxious weeds of Australia. 1992 (Noxweed Aust)
  • Seed Regulatory and Testing Division, Agricultural Marketing Service, U.S.D.A. State noxious-weed seed requirements recognized in the administration of the Federal Seed Act (updated annually). (State Noxweed Seed)
  • Turner, B. L. The comps of Mexico - a systematic account of the family Asteraceae. Phytologia Memoirs. 1996- (Comp Mex)
  • Wagner, W. L. et al. Manual of the flowering plants of Hawai'i. 1990 (F Hawaii)
  • Weber, E. Invasive plant species of the world: a reference guide to environmental weeds. 2003 (Invasive Pl Spec)


Check other web resources for Ageratina riparia (Regel) R. M. King & H. Rob. :

  • 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:
  • 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
  • Mansfeld: Mansfeld's World Databas of Agricultural and Horticultural Crops
  • 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.