Epilobium brunnescens (New Zealand Willowherb)

Summary

Summary Information

Ecology

A creeping perennial herb of moist open areas, on gravel, gritty or stony soils, on substrates ranging from acidic to very base-rich. It grows on streamsides, ditches, tracks and paths, screes, quarries, damp stone walls and banks. It spreads by rooting at the nodes, and by seed, and is well-naturalised in many remote localities. 0-915 m (Y Garn, Caerns.) and reportedly higher in Ireland.

Status

Neophyte

World Distribution

Native of New Zealand.

Photos

Photos Information

Habitats

Habitats Information

Broad Habitats

Rivers and streams
Montane habitats (acid grassland and heath with montane species)
Inland rock (quarries, cliffs, screes)

Light (Ellenberg): 7 Information

Moisture (Ellenberg): 8 Information

Reaction (Ellenberg): 4 Information

Nitrogen (Ellenberg): 3 Information

Salt Tolerance (Ellenberg): 0 Information

January Mean Temperature (Celsius): 3 Information

July Mean Temperature (Celsius): 13.6 Information

Annual Precipitation (mm): 1357 Information

Life Form

Life Form Information

Height (cm): 4

Perennation - primary

Perennial

Perennation - secondary



Life Form - primary

Hemicryptophyte

Life Form - secondary

Chamaephyte

Comment on Life Form

hemi (CTW (1962); cf. Anagallis tenella

Woodiness

Herbaceous

Clonality - primary

Extensively creeping and rooting at nodes

Clonality - secondary



Distribution

Distribution Information

Count of 10km squares in Great Britain: 1226

Count of 10km squares in Ireland: 423

Count of 10km squares in the Channel Isles: 2

Atlas Change Index: 1.42

Weighted Changed Factor: 41

Weighted Change Factor Confidence (90%)

13

Conservation Status

Conservation Status Information

Plantatt Conservation Status



JNCC Designations

No designations found.

Other Accounts

Other Accounts Information

References

References Information

PLANTATT - Attributes of British and Irish plants. (.zip 1455KB) This dataset was compiled and published in 2004, and last updated in November 2008. Download includes an Excel spreadsheet of the attributes, and a PDF explaining the background and nomenclature. Note that the PDF version is the booklet as published, whereas the Excel spreadsheet incorporates subsequent corrections.
A hardcopy can be purchased from the Centre for Ecology and Hydrology.

Atlas text references