Geum rivale

Tracheophyta MagnoliopsidaRosaceaeGeumGeum rivale

Ecology

A perennial herb of mildly acidic to calcareous, slow-draining or wet soils, in shaded or open habitats, including streamsides and flushes in deciduous woodland, carr, herb-rich hay meadows and montane willow scrub and tall-herb communities on ledges. Reproduction is by seed and by rhizomatous spread. 0?975 m (Beinn a` Chaoruinn, Westerness).

Status

Native

World Distribution

Eurosiberian Boreo-temperate element; also in N. America.

Broad Habitats

Light (Ellenberg): 6

Moisture (Ellenberg): 7

Reaction (Ellenberg): 6

Nitrogen (Ellenberg): 4

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 2.9

July Mean Temperature (Celsius): 14

Annual Precipitation (mm): 1196

Height (cm): 50

Perennation - primary

Perennial

Life Form - primary

Hemicryptophyte

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Count of 10km squares in Great Britain: 1739

Count of 10km squares in Ireland: 302

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.7

Weighted Changed Factor: -8

Weighted Change Factor Confidence (90%)

15

JNCC Designations

NBNSYS0000003363