condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.9886199999999999 0.0 1.69301 Petiole 0.7472746666666666 0.0 1.80796 Crozier 5.541645433333333 0.0697456 16.4747 Rhizome 1.4552 0.0 2.45418 Root 0.353908 0.0 0.630298