A perennial herb of dry sites on base-poor, usually acidic soils; its habitats include sandy heaths, dune grassland, open woodlands, upland grassland and moorland. 0-1140 m (Beinn a` Bhuird, S. Aberdeen).
C. pilulifera was mapped as `all records` in the 1962 Atlas. Its overall distribution appears to be little changed.
European Temperate element.
Light (Ellenberg): 7
Moisture (Ellenberg): 5
Reaction (Ellenberg): 3
Nitrogen (Ellenberg): 2
Salt Tolerance (Ellenberg): 0
January Mean Temperature (Celsius): 3.3
July Mean Temperature (Celsius): 14.1
Annual Precipitation (mm): 1197
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.
Atlas text references
1988. Comparative Plant Ecology.
1986. Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
1982. Sedges of the British Isles. Botanical Society of the British Isles Handbook no. 1, edn 2.
1965. Vergleichende Chorologie der zentraleuropäischen Flora. Volume 1. 2 vols.