Botrychium lunaria

Tracheophyta PteropsidaOphioglossaceaeBotrychiumBotrychium 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

Salt Tolerance (Ellenberg): 0

January Mean Temperature (Celsius): 3

July Mean Temperature (Celsius): 13.8

Annual Precipitation (mm): 1259

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

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

JNCC Designations

NBNSYS0000002091

Atlas text references

Atlas (15d)
Hultén E, Fries M
1986.  Atlas of north European vascular plants north of the Tropic of Cancer. 3 vols.
Jalas & Suominen (1972)
Bangerter EB, Cannon JFM, Jermy AC
1978.  Ferns and their allies. The Island of Mull: a survey of its flora and environment. :12.1-12.7.
Meusel H, Jäger E, Weinert E
1965.  Vergleichende Chorologie der zentraleuropäischen Flora. Volume 1. 2 vols.
Page CN
1997.  The ferns of Britain and Ireland, edn 2.