| Canopy stratum | Extended canopy stratum | ||||
---|---|---|---|---|---|---|
No. of species1 (mean ± SE) | F | p | No. of species (mean ± SE) | F | p | |
Total | Â | 13.67 | < 0.01 | Â | 6.9 | 0.01 |
 Northern mesic | 1.9 ± 0.13 |  |  | 2.0 ± 0.12 |  |  |
 Northern dry | 1.4 ± 0.07 |  |  | 1.6 ± 0.08 |  |  |
Quercus | Â | 2.05 | 0.16 | Â | 2.00 | 0.17 |
 Northern mesic | 0.9 ± 0.12 |  |  | 1.0 ± 0.12 |  |  |
 Northern dry | 1.1 ± 0.06 |  |  | 1.2 ± 0.06 |  |  |
Others | Â | 18.74 | < 0.01 | Â | 13.45 | < 0.01 |
 Northern mesic | 1.0 ± 0.16 |  |  | 1.0 ± 0.14 |  |  |
 Northern dry | 0.3 ± 0.07 |  |  | 0.4 ± 0.08 |  |  |