Geranium sylvaticum

Tracheophyta MagnoliopsidaGeraniaceaeGeraniumGeranium sylvaticum

Ecology

A stoutly rhizomatous perennial herb of hay meadows, ungrazed damp woodlands, streamsides and mountain rock ledges, and in many areas a characteristic feature of laneside hedge banks and verges. Mainly upland, to 1005 m on Ben Lawers (Mid Perth).

Status

Native

World Distribution

Eurosiberian Boreal-montane element.

© K.J. Walker, BSBI

Broad Habitats

Light (Ellenberg): 6

Moisture (Ellenberg): 5

Reaction (Ellenberg): 6

Nitrogen (Ellenberg): 5

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 1.8

July Mean Temperature (Celsius): 13

Annual Precipitation (mm): 1339

Height (cm): 70

Perennation - primary

Perennial

Life Form - primary

Hemicryptophyte

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Count of 10km squares in Great Britain: 675

Count of 10km squares in Ireland: 4

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.45

Weighted Changed Factor: -17

Weighted Change Factor Confidence (90%)

19

JNCC Designations

NBNSYS0000003148

Atlas text references

Atlas (91a)
Curtis TGF, McGough HN
1988.  The Irish Red Data Book. 1. Vascular Plants.
Hultén E, Fries M
1986.  Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Meusel H, Jäger E, Rauschert S, Weinert E
1978.  Vergleichende Chorologie der zentraleuropäischen Flora. Volume 2. 2 vols.
Yeo PF
1985.  Hardy Geraniums.