Appendix A. A table showing importance values of canopy species for the "average" stand and the total frequency in each time period.
TABLE A1. Compares importance values of canopy species for the “average” stand and the total frequency (80 trees/stand) in each time period.
Importance Value |
Total Frequency |
|||||
Taxa |
1950 |
2004 |
Change (%) |
1950 |
2004 |
Change (%) |
Quercus rubra |
27.97 |
11.18 |
-0.6 |
1576 |
706 |
-0.55 |
Quercus alba |
31.27 |
15.15 |
-0.52 |
1596 |
821 |
-0.49 |
Ulmus rubra |
5.5 |
6.49 |
0.18 |
475 |
432 |
-0.09 |
Ostrya virginiana |
4.06 |
4.16 |
0.02 |
310 |
301 |
-0.03 |
Tilia americana |
8.19 |
12.09 |
0.48 |
598 |
693 |
0.16 |
Fraxinus sp. |
0 |
3.03 |
303 |
199 |
286 |
0.44 |
Acer saccharum |
10.71 |
25.52 |
1.38 |
940 |
1689 |
0.8 |
Prunus serotina |
2.85 |
6.6 |
1.31 |
235 |
456 |
0.94 |
Carya cordiformis |
0 |
2.96 |
296 |
137 |
294 |
1.15 |
Ulmus americana |
0 |
4.34 |
434 |
125 |
312 |
1.5 |