This tuberous perennial herb grows in a wide range of habitats on base-rich rocky or gravelly substrates. It can be found in the crevices of limestone pavement, in old pastures, hill grasslands, dunes and on road verges. Occasionally, it occurs on peat overlying more acidic rocks, and in Corylus-Fraxinus woodland. Lowland.
Although this species has been lost from many sites in Ireland, it has recently been found at several new sites and its overall distribution is stable. It was found in the Isle of Man in 1967, but has not been recorded from there since 1986.
Count of 10km squares in Great Britain: 1
Count of 10km squares in Ireland: 24
Count of 10km squares in the Channel Isles: 0
PLANTATT - Attributes of British and Irish plants. (.zip 1455KB) This dataset was compiled and published in 2004, and last updated in November 2008. Download includes an Excel spreadsheet of the attributes, and a PDF explaining the background and nomenclature. Note that the PDF version is the booklet as published, whereas the Excel spreadsheet incorporates subsequent corrections. A hardcopy can be purchased from the Centre for Ecology and Hydrology.