Trollius europaeus

Tracheophyta MagnoliopsidaRanunculaceaeTrolliusTrollius europaeus


A perennial herb of cool, damp habitats, including hay meadows, stream and river banks, lake margins, open woodland and rock ledges. It prefers basic soils, and is often associated with limestone. It is sensitive to grazing, but can persist as small, non-flowering plants in the uplands. 0-1005 m (Stuic, S. Aberdeen).



World Distribution

European Boreal-montane element.

© P. Shannon

Broad Habitats

Light (Ellenberg): 7

Moisture (Ellenberg): 7

Reaction (Ellenberg): 6

Nitrogen (Ellenberg): 4

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 2.2

July Mean Temperature (Celsius): 13

Annual Precipitation (mm): 1517

Height (cm): 60

Perennation - primary


Life Form - primary




Clonality - primary

Little or no vegetative spread

Count of 10km squares in Great Britain: 856

Count of 10km squares in Ireland: 8

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.73

Weighted Changed Factor: -28

Weighted Change Factor Confidence (90%)


JNCC Designations


Atlas text references

Atlas (17d)
Curtis TGF, McGough HN
1988.  The Irish Red Data Book. 1. Vascular Plants.
Halliday G
1997.  A Flora of Cumbria.
Hultén E, Fries M
1986.  Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Jalas & Suominen (1989)
Meusel H, Jäger E, Weinert E
1965.  Vergleichende Chorologie der zentraleuropäischen Flora. Volume 1. 2 vols.
Pryce RD
1999.  Carmarthenshire rare plant register.