Systems Affected (standardized):
Regions(s) present (updated by AB):
has the potential to shade and crowd out native aquatic plants. In warmer areas it has formed large stands that can block waterways. Damaged ecosystem services
Ecosystem change/ habitat alteration
Modification of hydrology
Modification of natural benthic communities
Modification of nutrient regime
Negatively impacts cultural/traditional practices
Negatively impacts livelihoods
Negatively impacts aquaculture/fisheries
Negatively impacts tourism
Reduced amenity values
Reduced native biodiversity
Threat to/ loss of native species
Source? likely to be reintroduced:
N. peltata has been repeatedly intentionally planted as an ornamental in different water bodies throughout Sweden and the United States since its first introduction in the late nineteenth century. The trade of this plant as an ornamental through the internet and mail order has greatly increased its availability and ease of spread into new environments.
Has the potential to shade and crowd out native aquatic plants. In warmer areas it has formed large stands that can block waterways. Repeatedly intentionally planted as an ornamental.
Native Regions in OK:
Current and past designations:
Present in OK?
Present in Bordering States?
TX, NM, MO, AR, LA
Has Legal Status in BS?