spnumber species length width mass petiole 1 White-Oak 8.20 6.30 0.308 0.5 1 White-Oak 11.00 6.80 0.472 0.4 1 White-Oak 7.50 3.80 0.166 0.2 1 White-Oak 7.20 3.60 1.560 0.6 1 White-Oak 18.00 12.30 0.876 1.5 1 White-Oak 14.60 9.10 1.033 1.2 1 White-Oak 15.50 9.20 1.056 1.1 1 White-Oak 14.90 7.80 1.761 1.0 1 White-Oak 18.70 10.60 1.977 1.6 1 White-Oak 15.90 10.80 1.357 1.2 1 White-Oak 8.60 4.50 0.272 0.6 1 White-Oak 12.60 8.10 0.575 0.9 1 White-Oak 11.50 7.50 0.525 0.8 1 White-Oak 7.20 4.00 0.193 0.5 1 White-Oak 13.60 8.50 0.807 0.9 1 White-Oak 12.10 7.80 0.624 0.8 1 White-Oak 16.10 9.70 1.035 2.1 1 White-Oak 14.80 10.10 0.945 1.0 1 White-Oak 10.50 6.30 0.246 0.9 1 White-Oak 8.50 5.30 0.274 0.6 1 White-Oak 18.70 11.70 1.707 1.3 1 White-Oak 15.70 11.60 1.333 1.3 1 White-Oak 13.60 9.20 0.917 0.7 1 White-Oak 12.70 8.00 0.632 0.5 1 White-Oak 15.20 9.00 1.239 1.1 2 Ginko 9.90 8.00 0.674 5.4 2 Ginko 3.80 2.60 0.211 1.3 2 Ginko 7.00 6.60 0.346 3.0 2 Ginko 3.40 6.50 0.312 1.8 2 Ginko 9.50 5.80 0.271 5.0 2 Ginko 9.60 7.70 0.447 5.1 2 Ginko 9.00 7.25 0.612 4.5 2 Ginko 8.30 7.90 0.528 3.5 2 Ginko 10.90 5.50 0.392 6.4 2 Ginko 4.00 3.70 0.231 5.6 2 Ginko 8.90 7.40 0.477 4.5 2 Ginko 7.90 6.60 0.478 3.7 2 Ginko 3.20 3.70 0.116 1.5 2 Ginko 4.40 7.70 0.492 3.4 2 Ginko 6.20 7.00 0.533 2.5 2 Ginko 4.60 7.90 0.719 6.4 2 Ginko 5.40 6.30 0.366 2.3 2 Ginko 4.10 6.90 0.598 2.7 2 Ginko 9.90 5.80 0.441 5.6 2 Ginko 2.50 5.40 0.366 1.3 3 sycamore 11.20 13.50 1.423 5.5 3 sycamore 13.00 13.00 1.501 6.0 3 sycamore 12.50 13.00 1.492 4.5 3 sycamore 10.00 9.50 0.705 4.5 3 sycamore 11.30 11.00 0.912 5.4 3 sycamore 7.00 7.30 0.470 3.5 3 sycamore 10.00 10.30 0.851 5.0 3 sycamore 10.20 10.00 0.668 4.2 3 sycamore 10.60 9.40 0.974 4.0 3 sycamore 6.70 7.10 0.412 2.2 3 sycamore 9.30 8.00 0.593 3.5 3 sycamore 11.00 12.00 0.908 6.2 3 sycamore 12.80 13.00 1.306 7.1 3 sycamore 9.50 9.00 0.644 3.5 3 sycamore 12.20 12.00 1.193 7.0 3 sycamore 13.50 14.10 1.667 5.5 3 sycamore 13.10 12.70 1.903 5.1 3 sycamore 11.30 11.10 1.242 5.5 3 sycamore 12.20 13.00 1.398 5.2 3 sycamore 14.20 14.20 1.662 5.3 4 Sugar-Maple 7.60 9.60 0.587 6.2 4 Sugar-Maple 5.80 7.20 0.235 3.6 4 Sugar-Maple 7.70 8.90 0.480 5.3 4 Sugar-Maple 9.00 11.50 0.738 5.6 4 Sugar-Maple 8.10 11.00 0.587 5.2 4 Sugar-Maple 8.60 12.10 0.793 6.0 4 Sugar-Maple 6.30 7.80 0.401 4.2 4 Sugar-Maple 7.50 10.00 0.611 6.1 4 Sugar-Maple 8.60 9.50 0.617 5.3 4 Sugar-Maple 8.70 9.50 0.578 6.9 4 Sugar-Maple 7.80 9.60 0.373 4.3 4 Sugar-Maple 6.50 7.90 0.327 4.8 4 Sugar-Maple 6.10 6.90 0.281 5.5 4 Sugar-Maple 8.00 9.70 0.528 5.0 4 Sugar-Maple 7.50 9.30 0.399 5.2 4 Sugar-Maple 8.00 9.30 0.543 4.9 4 Sugar-Maple 7.00 8.50 0.413 5.5 4 Sugar-Maple 6.20 7.60 0.323 4.6 4 Sugar-Maple 7.90 9.50 0.544 5.9 4 Sugar-Maple 8.20 10.50 0.577 6.4 5 tulip-poplar 8.75 12.50 2.595 7.0 5 tulip-poplar 6.00 9.00 0.507 5.5 5 tulip-poplar 3.50 4.50 0.210 4.0 5 tulip-poplar 8.50 13.00 2.191 6.0 5 tulip-poplar 7.50 10.50 0.827 6.0 5 tulip-poplar 4.50 6.50 0.196 3.5 5 tulip-poplar 6.00 9.50 0.592 4.5 5 tulip-poplar 6.50 10.00 0.625 5.0 5 tulip-poplar 7.00 10.50 1.015 5.5 5 tulip-poplar 8.00 11.00 1.260 6.0 5 tulip-poplar 5.75 9.50 0.916 5.0 5 tulip-poplar 7.50 11.50 0.965 5.0 5 tulip-poplar 10.50 12.75 1.280 9.5 5 tulip-poplar 5.50 7.50 0.325 4.5 5 tulip-poplar 5.00 7.00 0.282 4.5 5 tulip-poplar 9.00 13.00 1.358 7.0 5 tulip-poplar 6.50 10.00 0.657 4.5 5 tulip-poplar 4.00 5.00 0.196 4.5 5 tulip-poplar 7.00 10.00 0.469 5.0 5 tulip-poplar 7.00 9.00 0.408 5.5