condition mean min max Sterile Leaflet 2.13402 1.12851 3.15106 Fertile Leaflet with Sori 0.7950079999999999 0.0 2.04371 Primary Rachis 1.093947 0.875121 1.37807 Petiole 1.651688 0.633034 2.31783 Crozier 14.882703333333334 8.69801 23.0056 Rhizome 6.150203333333333 1.76711 8.70169 Root 1.32159 0.0 2.34293