Botrychium lunaria

Ecology

A small fern, often occurring singly or in small populations. It prefers well-drained sites, usually with a high base-content, although it can occur on more acidic substrates. Habitats include meadows, pastures, open woodland, sand dunes and grassy rock ledges. It can also colonise slag heaps and quarry spoil. 0-1065 m (Ben Lawers, Mid Perth).

Status

Native

World Distribution

Circumpolar Boreo-temperate element.

Broad Habitats

Light (Ellenberg): 8

Moisture (Ellenberg): 4

Reaction (Ellenberg): 6

Nitrogen (Ellenberg): 2

0

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3

July Mean Temperature (Celsius): 13.8

Annual Precipitation (mm): 1259

Life form information

Height (cm): 15

Perennation - primary

Perennial

Life Form - primary

Non-bulbous geophyte (rhizome, corm or tuber)

Woodiness

Herbaceous

Clonality - primary

Little or no vegetative spread

Distribution information

Count of 10km squares in Great Britain: 1109

Count of 10km squares in Ireland: 138

Count of 10km squares in the Channel Isles: 1

Atlas Change Index: -0.43

Weighted Changed Factor: -25

Weighted Change Factor Confidence (90%)

49

Distribution information

JNCC Designations

NBNSYS0000002091

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

Atlas (15d)
Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols,
Hultén, E., and Fries M.
, Königstein, (1986)

Jalas & Suominen (1972)
Ferns and their allies,
Bangerter, E. B., Cannon J. F. M., and Jermy A. C.
, The Island of Mull: a survey of its flora and environment, London, p.12.1-12.7, (1978)

Vergleichende Chorologie der zentraleuropäischen Flora. Volume 1. 2 vols,
Meusel, H., Jäger E., and Weinert E.
, Jena, (1965)

The ferns of Britain and Ireland, edn 2,
Page, C. N.
, Cambridge, (1997)