condition mean min max Sterile Leaflet 8.716503333333334 6.67454 10.8752 Fertile Leaflet with Sori 9.24893 7.71505 10.3785 Petiole 10.23082 6.14686 13.3179 Crozier 13.784066666666666 13.5695 13.9132 Rhizome 6.81224 4.91868 8.93231 Root 9.54504 6.51864 12.8745