Thalictrum flavum

Tracheophyta MagnoliopsidaRanunculaceaeThalictrumThalictrum flavum

Ecology

A rhizomatous perennial of fens, ditches and streamsides, and tall vegetation in wet meadows, always found where the substrate or water is base-rich. It is also recorded from open fen carr. Lowland.

Status

Native

World Distribution

Eurosiberian Boreo-temperate element.

Broad Habitats

Fen, marsh and swamp (not wooded)

Light (Ellenberg): 7

Moisture (Ellenberg): 8

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 5

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3.7

July Mean Temperature (Celsius): 15.8

Annual Precipitation (mm): 762

Height (cm): 100

Perennation - primary

Perennial

Life Form - primary

Hemicryptophyte

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Count of 10km squares in Great Britain: 669

Count of 10km squares in Ireland: 91

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.53

Weighted Changed Factor: 17

Weighted Change Factor Confidence (90%)

49

JNCC Designations

NBNSYS0000002744

Atlas text references

Atlas (25d)
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.