Spirodela polyrhiza (L.) Schleid.
|Threat status Europe||Least Concern (IUCN)|
The EUNIS species component has very limited information about this species.
The main focus of the EUNIS species component is to provide relevant information about the European species protected by Directives, Conventions and Agreements. The species assessed in the European Red Lists prepared by the IUCN for the European Commission are also included.
See here what is Europe from a geographical point of view.
Other resources available below may have more information.
Threat and conservation status
IUCN Red List status of threatened species
The IUCN Red List threat status assesses the risk of extinction.
EU conservation status
The EU conservation status is assessed for species mentioned in the EU Habitats Directive annexes. The EU Habitats Directive does not cover this species.
Common names and synonyms
|GBIF||Global Biodiversity Information Facility|
|ITIS (not accepted)||Interagency Taxonomic Information System|
|NCBI search||National Center for Biotechnology Information|
|PESI (Accepted)||Pan-European Species directories Infrastructure|