Quercus macrocarpa Bur Oak Fagaceae
| FIA distributions (493 counties) quartiles: | min | 1st | mean | median | 3rd | max | rank |
| Diameter, cm (3975 plots) | 0.3 | 16.7 | 30.1 | 27.4 | 40.7 | 212.9 | 18 |
| Growth Rate, cm2/yr (1184 plots) | 0.1 | 9.0 | 21.2 | 15.1 | 25.9 | 516.0 | 38 |
| Annual Temperature, °C | 1.9 | 6.6 | 8.9 | 9.1 | 11.1 | 17.3 | 69 |
| January Temperature, °C | -18.5 | -10.4 | -7.1 | -6.3 | -4.0 | 6.1 | 74 |
| Precipitation, mm | 382 | 747 | 825 | 824 | 918 | 1310 | 76 |
| Potential Evapotranspiration, mm/month | 30.1 | 50.9 | 62.7 | 60.4 | 71.8 | 113.0 | 62 |
| Maximum Elevation, m | 91 | 301 | 380 | 365 | 447 | 1400 | 18 |
| Slope, percent | 0.0 | 3.3 | 5.9 | 4.8 | 7.1 | 34.2 | 71 |
| pH | 3.0 | 5.4 | 6.0 | 6.1 | 6.6 | 7.9 | 1 |
| Permeability, cm/hr | 0.2 | 0.9 | 2.2 | 1.5 | 2.9 | 12.5 | 55 |
| Organic Matter, percent | 1.2 | 2.6 | 5.2 | 3.4 | 5.6 | 35.1 | 11 |
| Clay, percent | 3.9 | 19.8 | 24.3 | 25.5 | 30.1 | 51.9 | 13 |
| Water-Holding Capacity, cm/cm | 4.4 | 8.0 | 9.2 | 9.5 | 10.4 | 16.1 | 1 |