Calystegia sepium

Tracheophyta MagnoliopsidaConvolvulaceaeCalystegiaCalystegia sepium

Ecology

A perennial climber, occurring in hedges, scrub, woodland edges, tall-herb fens, in open Salix and Alnus carr, and on railway banks and waste ground. It also occurs in artificial habitats in built-up areas and near habitation. 0?365 m (near Buxton, Derbys.).

Status

Native

World Distribution

Circumpolar Temperate element.

© S. Hammonds

Broad Habitats

Light (Ellenberg): 7

Moisture (Ellenberg): 8

Reaction (Ellenberg): 7

Nitrogen (Ellenberg): 7

Salt Tolerance (Ellenberg): 1

January Mean Temperature (Celsius): 3.8

July Mean Temperature (Celsius): 14.9

Annual Precipitation (mm): 1021

Height (cm): 200

Perennation - primary

Perennial

Life Form - primary

Non-bulbous geophyte (rhizome, corm or tuber)

Woodiness

Herbaceous

Clonality - primary

Rhizome far-creeping

Comment on Clonality

"main means of spread is rhizomes, but can regenerate from roots (CPE)"

Count of 10km squares in Great Britain: 2175

Count of 10km squares in Ireland: 881

Count of 10km squares in the Channel Isles: 14

Atlas Change Index: 0.69

Weighted Changed Factor: 32

Weighted Change Factor Confidence (90%)

14

JNCC Designations

NHMSYS0000456325

External Species Accounts