The impact of invasive alien species Spathodea campanulata on native species in Bukit Barisan Selatan National Park, Sumatra, Indonesia
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Jun 18, 2025
About this article
Article Category: Short Communication
Published Online: Jun 18, 2025
Page range: 126 - 136
Received: Mar 25, 2024
Accepted: Mar 03, 2025
DOI: https://doi.org/10.2478/ffp-2025-0011
Keywords
© 2025 Duryat et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Figure 1.

Figure 2.

Figure 3.

Evenness index (E) for each growth phase
No. | Growth phase | E | Category |
---|---|---|---|
1 | seedling | 0.67 | higher evenness; stable community |
2 | sapling | 0.67 | higher evenness; stable community |
3 | pole | 0.78 | higher evenness; stable community |
4 | tree | 0.47 | moderate evenness; unstable community |
IVI For Each plant species based on growth phase
No. | Species Name | Growth Phases | |||
---|---|---|---|---|---|
seedling | sapling | pole | tree | ||
1 | 2 | 3 | 4 | 5 | 6 |
1 | 1.94 | 0 | 0 | 0 | |
2 | 0 | 0 | 13.80 | 25.88 | |
3 | 0 | 0 | 0 | 8.84 | |
4 | 0 | 0 | 0 | 7.66 | |
5 | 8.55 | 0 | 11.53 | 0 | |
6 | 0 | 0 | 46.66 | 6.79 | |
7 | 0 | 4.67 | 0 | 7.25 | |
8 | 1.94 | 0 | 0 | 0 | |
9 | 13.41 | 0 | 0 | 0 | |
10 | 13.41 | 0 | 0 | 0 | |
11 | 6.25 | 0 | 0 | 0 | |
12 | 0 | 4.67 | 0 | 0 | |
13 | 1.94 | 0 | 0 | 0 | |
14 | 1.94 | 0 | 0 | 0 | |
15 | 0 | 4.67 | 0 | 0 | |
16 | 1.94 | 0 | 0 | 0 | |
17 | 1.94 | 0 | 0 | 0 | |
18 | 0 | 4.67 | 8.69 | 9.85 | |
19 | 0 | 9.34 | 14.28 | 7.50 | |
20 | 0 | 0 | 13.40 | 9.33 | |
21 | 0 | 0 | 8.88 | 0 | |
22 | 1.94 | 0 | 0 | 0 | |
23 | 7.92 | 0 | 0 | 0 | |
24 | 1.94 | 0 | 0 | 0 | |
25 | 17.45 | 45.08 | 0 | 0 | |
26 | 2.21 | 4.67 | 0 | 0 | |
27 | 7.16 | 0 | 0 | 0 | |
28 | 3.82 | 0 | 0 | 0 | |
29 | 2.21 | 0 | 0 | 0 | |
30 | 1.94 | 9.34 | 0 | 0 | |
31 | 1.94 | 0 | 0 | 0 | |
32 | 1.94 | 0 | 0 | 0 | |
33 | 0 | 9.34 | 0 | 0 | |
34 | 0 | 4.67 | 0 | 0 | |
35 | 2.21 | 0 | 0 | 0 | |
36 | 2.21 | 0 | 0 | 0 | |
37 | 46.56 | 0 | 0 | 0 | |
38 | 0 | 4.67 | 40.00 | 0 | |
39 | 1.94 | 0 | 0 | 0 | |
40 | 2.21 | 0 | 0 | 0 | |
41 | 11.52 | 48.15 | 100.72 | 196.99 | |
42 | 6.30 | 4.67 | 0 | 0 | |
43 | 1.94 | 0 | 0 | 0 | |
44 | 0 | 4.67 | 0 | 0 | |
45 | 8.77 | 27.42 | 13.69 | 0 | |
46 | 1.94 | 0 | 0 | 0 | |
47 | 1.94 | 0 | 0 | 0 | |
48 | 1.94 | 0 | 0 | 6.59 | |
49 | 6.89 | 9.34 | 20.51 | 76.40 |
IVI: Importance value index_ Shannon–Wiener Diversity index (H’) for each growth phase
No. | Growth phase | H’ | Category |
---|---|---|---|
1 | seedling | 2.34 | moderate |
2 | sapling | 1.85 | moderate |
3 | pole | 1.94 | moderate |
4 | tree | 1.13 | moderate |