condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.6622316666666667 0.267034 1.34698 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.10840266666666666 0.0 0.325208 Root 7.728625 0.440065 13.2763