Thalictrum alpinum

Tracheophyta MagnoliopsidaRanunculaceaeThalictrumThalictrum alpinum


A small, rhizomatous perennial of mountain habitats. It is found on damp rock ledges, at the open edges of stony streams and flushes and in thin grassland. It is a good indicator of substrates which are at least slightly base-rich. From sea level in N. Scotland, but generally above 300 m and reaching 1190 m on Ben Lawers (Mid Perth).



World Distribution

Circumpolar Arctic-montane element, with a disjunct distribution.

© Pete Stroh

Broad Habitats

Light (Ellenberg): 8

Moisture (Ellenberg): 7

Reaction (Ellenberg): 6

Nitrogen (Ellenberg): 3


Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 2

July Mean Temperature (Celsius): 12.1

Annual Precipitation (mm): 1845

Life form information

Height (cm): 15

Perennation - primary


Life Form - primary




Clonality - primary

Rhizome far-creeping

Distribution information

Count of 10km squares in Great Britain: 409

Count of 10km squares in Ireland: 23

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.34

Weighted Changed Factor: 10

Weighted Change Factor Confidence (90%)


Distribution information

JNCC Designations


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

Atlas (26a)
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.