Table 1 Spatial distribution characteristics in the studied area.

From: Fine-scale topographic influence on the spatial distribution of tree species diameter in old-growth beech (Fagus orientalis Lipsky.) forests, northern Iran

Species name

Common name

Number of trees

Density (trees ha−1)

Mean distance to nearest neighbor (m)

Clark and Evans index

Fagus orientalis

Beech

669

84.18

3.91

0.47

Alnus subcordata

Alder

306

38.5

4.68

0.49

Carpinus betulus

Hornbeam

285

35.86

7.25

0.38

Tilia platyphyllos

Linden

124

15.6

5.99

0.45

Acer velutinum

Persian maple

69

8.68

8.42

0.5

Acer cappadocicum

Cappadocian maple

19

2.39

16.15

0.49

Quercus castaneifolia

Oak

15

1.88

27.97

1.39

Prunus avium

Cherry

8

1.00

24.55

Fraxinus excelsior

Ash

3

0.37

125.38