Carex bigelowii

Tracheophyta MagnoliopsidaCyperaceaeCarexCarex bigelowii

Ecology

A perennial herb of well-drained montane grassland and sedge-heath, of open stony ground, in corries where snow lies late, and gullies subject to flushing. From 15 m at Tressa Ness (Shetland), but generally an upland species, reaching 1305 m on Ben Macdui (S. Aberdeen).

Status

Native

World Distribution

Circumpolar Arctic-montane element.

Broad Habitats

Montane habitats (acid grassland and heath with montane species)

Light (Ellenberg): 7

Moisture (Ellenberg): 5

Reaction (Ellenberg): 2

Nitrogen (Ellenberg): 2

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 1.8

July Mean Temperature (Celsius): 12.1

Annual Precipitation (mm): 1800

Height (cm): 30

Perennation - primary

Perennial

Life Form - primary

Hemicryptophyte

Woodiness

Herbaceous

Clonality - primary

Rhizome shortly creeping

Count of 10km squares in Great Britain: 402

Count of 10km squares in Ireland: 42

Count of 10km squares in the Channel Isles: 0

Atlas Change Index: -0.2

Weighted Changed Factor: 0

Weighted Change Factor Confidence (90%)

28

JNCC Designations

NHMSYS0000456832