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The share of anthropophytes in the tree stands of urban forests in Katowice (Silesian upland, S Poland)


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Figure 1.

The average number of species in the analysed urban forests in Katowice
The average number of species in the analysed urban forests in Katowice

Figure 2.

The most common native species in the analysed forests (above 25% of forests)
The most common native species in the analysed forests (above 25% of forests)

Figure 3.

The most common alien species in the analysed forests (above 25% of forests)
The most common alien species in the analysed forests (above 25% of forests)

Figure 4.

Percentage of native and alien tree species in the analysed forests (numbering of objects as in Tab. 1)
Percentage of native and alien tree species in the analysed forests (numbering of objects as in Tab. 1)

Figure 5.

The most common tree species in the analysed forests; * – alien species
The most common tree species in the analysed forests; * – alien species

The share of native species in the analysed urban forests in Katowice

No. Tree species Number of forests % of forests Number of forests where species prevaile
1. Acer campestre 4 13.3 -
2. Acer platanoides 28 93.3 3
3. Acer pseudoplatanus 22 73.3 -
4. Alnus glutinosa 10 33.3 2
5. Betula pubescens 2 6.7 -
6. Betula pendula 30 100 16
7. Carpinus betulus 8 26.7 -
8. Cerasus avium 21 70 -
9. Crataegus monogyna 22 73.3 -
10. Euonymus europaeus 2 6.7 -
11. Fagus sylvatica 9 30 -
12. Fraxinus excelsior 22 73.3 1
13. Larix decidua 2 6.7 -
14. Padus avium 24 80 -
15. Picea abies 1 3.3 -
16. Pinus sylvestris 12 40 1
17. Populus xcanescens 3 10 -
18. Populus nigra 20 66.7 4
19. Populus tremula 30 100 11
20. Quercus petraea 3 10 -
21. Quercus robur 27 90 3
22. Salix alba 1 3.3 -
23. Salix caprea 29 96.7 1
24. Salix fragilis 18 60 1
25. Salix purpurea 2 6.7 -
26. Sambucus nigra 16 53.3 -
27. Sorbus aucuparia 25 83.3 -
28. Tilia cordata 27 90 1
29. Tilia platyphyllos 8 26.7 -
30. Ulmus laevis 7 23.3 -
31. Ulmus glabra 6 20 -

List, area and location of the analysed urban forests in Katowice

No. District Area (ha) Localisation
N E
1 2 3 4 5
1. Muchowiec 2.7 50.241908 19.033019
2. Muchowiec 3.7 50.242854 19.028191
3. Szopienice (Borki) 8.0 50.278260 19.085934
4. Szopienice (Borki) 3.0 50.273858 19.092457
5. Szopienice (Borki) 2.5 50.271047 19.097414
6. Szopienice (Borki) 9.0 50.275485 19.097414
7. Szopienice (Borki) 2.0 50.271403 19.102413
8. Burowiec 2.4 50.273186 19.078531
9. Dąbrówka Mała (Norma) 1.7 50.272089 19.062395
10. Pniaki 5.2 50.280015 19.056901
11. Dąbrówka Mała 3.4 50.282319 19.068961
12. Osiedle 1000-lecia 4.8 50.277237 18.968822
13. Osiedle 1000-lecia 3.7 50.272749 18.967893
14. Osiedle 1000-lecia 1.4 50.271082 18.972764
15. Osiedle 1000-lecia 4.2 50.270299 18.985690
16. Załęska Hałda 1.8 50.250420 18.994464
17. Załęska Hałda 2.6 50.254042 18.997575
18. Załęska Hałda 2.0 50.247090 18.984634
19. Kokociniec 3.5 50.231153 18.958849
20. Kokociniec (Płochy) 3.9 50.233992 18.966832
21. Osiedle Paderewskiego 5.0 50.245109 19.048359
22. Wilhelmina 4.9 50.249884 19.093892
23. Nikiszowiec 3.9 50.246454 19.083292
24. Dąbrówka Mała 7.5 50.287081 19.070160
25. Dąbrówka Mała 7.4 50.290373 19.061810
26. Józefowiec (Kolonia Alfred) 7.1 50.290229 19.013960
27. Józefowiec (Kolonia Alfred) 1.9 50.292573 19.008059
28. Brynów (Park Kościuszki) 3.0 50.239455 19.002028
29. Osiedle Witosa 1.7 50.262051 18.963812
30. Obroki 3.7 50.266550 18.957426

The share of alien species in the structure of the analysed urban forests in Katowice

No. Tree species Tree stand Undergrowth
number of forests sum of abundance categories (average) number of forests sum of abundance categories (average)
1. Acer ginnala - - 1 1 (1)
2. Acer negundo 24 44 (1.8) 25 55 (2.2)
3. Acer saccharinum 2 2 (1) - -
4. Aesculus hippocastanum 14 15 (1.1) 17 18 (1)
5. Caragana arborescens - - 1 1 (1)
6. Fraxinus pennsylvanica 17 31 (1.8) 18 33 (1.8)
7. Juglans regia 19 22 (1.2) 26 46 (1.8)
8. Laburnum anagyroides - - 1 1 (1)
9. Malus domestica 12 12 (1) 1 1 (1)
10. Padus serotina 26 53 (2) 29 80 (2.8)
11. Populus ‘NE 42’ 14 21 (1.5) - -
12. Populus candicans 4 7 (1.7) - -
13. Populus nigra ‘Italica’ 4 7 (1.7) 1* 1 (1)
14. Populus simonii 1 1 (1) - -
15. Populus × berolinensis 15 24 (1.6) 2* 3 (1.5)
16. Populus × canadensis 6 8 (1.3) 1* 1 (1)
17. Prunus domestica 15 18 (1.2) 7 8 (1.1)
18. Pyrus communis 4 4 (1) 1 1 (1)
19. Quercus rubra 19 42 (2.2) 28 58 (2.1)
20. Robinia pseudoacacia 29 78 (2.7) 29 71 (2.5)
21. Sorbus intermedia 3 3 (1) 3 3 (1)
22. Syringa vulgaris 1 1 (1) 2 2 (1)
eISSN:
2199-5907
Language:
English
Publication timeframe:
4 times per year
Journal Subjects:
Life Sciences, Plant Science, Medicine, Veterinary Medicine