condition mean min max Sterile Leaflet 0.13151366666666667 0.118877 0.14672 Fertile Leaflet with Sori 0.269403 0.188473 0.365876 Petiole 0.682988 0.324362 1.33281 Rhizome 3.6424980000000002 0.583904 5.77066 Root 0.7078139999999999 0.157775 1.26664