Description: This species of water-crowfoot produces no floating leaves, and the submerged leaves are finely dissected with their segments arranged into a distinctive fan shape.

It is found in mineral-rich still or slow-moving waters and in Northern Ireland is concentrated into three areas: Lough Neagh/upper River Bann, the limestone district of Co. Fermanagh and south Co. Tyrone, and the Quoile district of east Co. Down.

All names: Ranunculus circinatus Sibth.; Ranunculus divaricatus auct.

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

iNaturalist: Ranunculus circinatus at iNaturalist World Species Observations database.