condition mean min max Sterile Leaflet 2.797603666666667 0.584611 5.25849 Fertile Leaflet with Sori 2.13754 1.31407 3.01263 Primary Rachis 1.33769 0.95678 1.97656 Secondary Rachis 1.884449 0.532117 3.0243 Petiole 1.7960833333333333 1.37127 2.03172 Crozier 2.573684 0.927712 4.2226 Root 1.3203413333333334 0.313444 2.17015