Interim profile, incomplete information
Taxonomic name: Ageratina riparia (Regel) King & H.E. Robins.
Synonyms: Eupatorium riparium Regel
Common names: abésouris (French-Reunion (La Réunion)), agératine des rives (French), creeping croftonweed (English), faux orthosiphon (French-Reunion (La Réunion)), jouvence (French-Reunion (La Réunion)), mist flower (English), orthochifon (French-Reunion (La Réunion)), river eupatorium (English), spreading mistflower (English)
Organism type: herb, shrub
Ageratina riparia is a popular ornamental plant that has been widely spread from its home region in Central America. It is naturalised in many tropical regions of the world and is invasive in some such as Hawaii, Australia and the islands of the Indian Ocean. It can form dense quasi monospecific stands which crowd out native plants, limiting their regeneration.
agricultural areas, natural forests, planted forests, ruderal/disturbed, urban areas, wetlands
Native range: Mexico and Antilles.
Known introduced range: Hawaii, New Zealand, Australia, Indian Ocean Islands of La Réunion, Mauritius, Rodrigues (PIER, 2006).
Compiled by: Comité français de l'UICN (IUCN French Committee) & IUCN SSC Invasive Species Specialist Group (ISSG)
Last Modified: Friday, 14 March 2008