Description: Also known as all-seed, this is one of the rarest of the goosefoots and is restricted to the Lough Neagh shores in counties Antrim and Armagh as a permanent member of the lakeshore flora, but occasionally appears as a casual elsewhere.

All names: Chenopodium polyspermum L.

Distribution Map from NBN: Chenopodium polyspermum at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Chenopodium polyspermum at iNaturalist World Species Observations database.