condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.330834 0.0 0.75976 Petiole 0.0 0.0 0.0 Crozier 1.962667 0.807001 3.75854 Root 1.0508276666666667 0.0 2.19113