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Potamogeton pectinatus, called fennel pondweed (UK) or sago pondweed (US), is a cosmopolitan water plant species that grows in fresh and brackish water on all continents except Antarctica. It is fully submerged and does not have any floating or emerged leaves. The flowers are wind pollinated and the seeds float. Tubers that are rich in starch, are formed on the rhizomes. Dispersal can either be vegetative with tubers and plant fragments or sexual with seeds. The whole plant provide food for different species of waterbirds.
Full Sun
Standing
Ponds, lakes, marshes, streams
Wetland-Riparian