condition mean min max Sterile Leaflet 2.478346666666667 1.12693 3.79409 Fertile Leaflet with Sori 0.954542 0.727012 1.27553 Primary Rachis 4.64942 3.77144 6.00646 Petiole 4.003946666666667 2.76702 5.65898 Crozier 3.47803 2.73348 4.32285 Rhizome 2.40852 2.00742 3.02156 Root 1.990733 0.911819 3.21668