Rubus chamaemorus

Tracheophyta MagnoliopsidaRosaceaeRubusRubus chamaemorus


A dioecious herb of wet, base-poor peats on moorland and blanket mire, spreading by extensively creeping rhizomes and by seed. Usually above 600 m and reaches at least 1160 m (Beinn a` Bhuird, S. Aberdeen, and Carn Eige, E. Ross), but descends to c. 90 m in Denbighshire.



World Distribution

Circumpolar Boreal-montane element.

Broad Habitats

Light (Ellenberg): 9

Moisture (Ellenberg): 7

Reaction (Ellenberg): 1

Nitrogen (Ellenberg): 1

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 1.1

July Mean Temperature (Celsius): 12.2

Annual Precipitation (mm): 1594

Height (cm): 20

Perennation - primary


Life Form - primary




Clonality - primary

Rhizome far-creeping

Count of 10km squares in Great Britain: 394

Count of 10km squares in Ireland: 1

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.47

Weighted Changed Factor: -6

Weighted Change Factor Confidence (90%)


JNCC Designations


Atlas text references

Atlas (119b)
Curtis TGF, McGough HN
1988.  The Irish Red Data Book. 1. Vascular Plants.
Edees ES, Newton A
1988.  Brambles of the British Isles.
Hultén E, Fries M
1986.  Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Meusel H, Jäger E, Weinert E
1965.  Vergleichende Chorologie der zentraleuropäischen Flora. Volume 1. 2 vols.
Taylor K
1971.  Biological Flora of the British Isles. No. 121. Rubus chamaemorus L. Journal of Ecology. 59:293-306.