Table 2 Plant species diversity, richness, and evenness as a function of growth form in the herb stratum, based on abundance (% cover) of Sasa borealis. Data are means ± standard error
From: Distribution, abundance, and effect on plant species diversity of Sasa borealis in Korean forests
Parameter | Cover of S. borealis (%) | |||||
|---|---|---|---|---|---|---|
< 5 | 5~10 | 10~25 | 25~50 | 50~75 | 75~100 | |
No. of plots | 3 | 3 | 8 | 8 | 12 | 12 |
Species diversity | ||||||
Tree | 1.06 ± 0.20 | 1.43 ± 0.33 | 1.05 ± 0.28 | 1.65 ± 0.22 | 1.23 ± 0.17 | 0.65 ± 0.23 |
Shrub | 1.25 ± 0.18 | 1.03 ± 0.29 | 1.07 ± 0.23 | 0.77 ± 0.19 | 1.04 ± 0.16 | 0.92 ± 0.19 |
Herb | 1.88 ± 0.26 | 1.59 ± 0.34 | 1.49 ± 0.19 | 0.69 ± 0.18 | 0.54 ± 0.13 | 0.31 ± 0.12 |
Species richness | ||||||
Tree | 3 ± 1 | 5 ± 1 | 3 ± 1 | 6 ± 1 | 4 ± 1 | 3 ± 1 |
Shrub | 5 ± 1 | 4 ± 0 | 4 ± 1 | 3 ± 0 | 3 ± 0 | 3 ± 1 |
Herb | 31 ± 6 | 10 ± 3 | 16 ± 3 | 8 ± 3 | 10 ± 2 | 6 ± 2 |
Species evenness | ||||||
Tree | 1.00 ± 0.00 | 0.90 ± 0.10 | 0.75 ± 0.16 | 1.00 ± 0.00 | 0.92 ± 0.08 | 0.47 ± 0.14 |
Shrub | 0.84 ± 0.16 | 0.69 ± 0.15 | 0.75 ± 0.13 | 0.66 ± 0.16 | 0.83 ± 0.10 | 0.79 ± 0.11 |
Herb | 0.56 ± 0.08 | 0.70 ± 0.05 | 0.54 ± 0.04 | 0.39 ± 0.07 | 0.22 ± 0.04 | 0.15 ± 0.04 |