condition mean min max Sterile Leaflet 0.030849 0.0 0.092547 Fertile Leaflet with Sori 0.459942 0.0 0.860608 Primary Rachis 0.19131966666666667 0.0 0.429765 Secondary Rachis 0.16400499999999998 0.101266 0.203512 Petiole 0.20426233333333332 0.0 0.612787 Crozier 0.681866 0.0 1.93808 Root 3.4958 1.48689 7.21861