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ECOFACT Volume 1 Introduction and Approach - Centre for Ecology ...

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Vegetation class 12<br />

Description<br />

AGGREGATE CLASS II<br />

TALL GRASSLAND/HERB<br />

Fertile<br />

roadsides<br />

Soils L<strong>and</strong> cover<br />

Occurrence (%)<br />

60<br />

50<br />

40<br />

30<br />

20<br />

10<br />

0<br />

Total number of plots<br />

L<strong>and</strong>scape association<br />

Plot types<br />

0 1 2 3 4 5 6 7 8 9 10<br />

Arable<br />

Marginal upl<strong>and</strong><br />

Pastural<br />

Upl<strong>and</strong><br />

Boundary<br />

Hedge<br />

Roadside<br />

Streamside<br />

Main<br />

Habitat<br />

198<br />

%<br />

67<br />

0<br />

33<br />

0<br />

%<br />

13<br />

8<br />

65<br />

6<br />

6<br />

2<br />

This class occurs mainly along roadsides but occasionally in other linear features<br />

or fields, usually on brown soils. It is quite common <strong>and</strong> has common couch<br />

(Elymus repens) as the most abundant cover species, but false oat-grass<br />

(Arrhenathrum elatius), perennial rye-grass (Lolium perenne) <strong>and</strong> cock’s-foot<br />

(Dactylis glomerata) are also common. The class is quite diverse; characteristic<br />

plants are common d<strong>and</strong>elion (Taraxacum officinale), white dead-nettle<br />

(Lamium album) <strong>and</strong> cow parsley (Anthriscus sylvestris). This class occurs<br />

throughout lowl<strong>and</strong> Britain, but especially in the north Midl<strong>and</strong>s.<br />

Associated features<br />

0 Disturbed<br />

1 Terrestrial raw<br />

2 Raw gley<br />

3 Lithomorphic<br />

4 Pelosols<br />

5Brown<br />

6 Podzolic<br />

7 Surface water gley<br />

8 Groundwater gley<br />

9 Man-made<br />

10 Peat<br />

Distribution<br />

Occurrence (%)<br />

45<br />

40<br />

35<br />

30<br />

25<br />

20<br />

15<br />

10<br />

5<br />

0<br />

1 2 3 4 5 6 7 8 9 10 11 12<br />

Mapscale approx: 1:11,000,000 Key units<br />

Area 000’s km<br />

0 kilometres 500<br />

–2<br />

Length 000’s km<br />

1 Crops<br />

2 Fertile grassl<strong>and</strong><br />

3 Infertile grassl<strong>and</strong><br />

4 Grass mosaic/bracken<br />

5 Moorl<strong>and</strong> grass<br />

6 Tall grassl<strong>and</strong>/herb<br />

7 Bog<br />

8 Woodl<strong>and</strong><br />

9 Heath <strong>and</strong> screes<br />

10 Water <strong>and</strong> wetl<strong>and</strong><br />

11 Maritime vegetation<br />

12 Communications/urban<br />

Main<br />

Boundary<br />

Area 0.84 SE 0.28 Length 20.50 SE 4.65

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