condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0127187 0.0 0.0381561 Primary Rachis 0.00258626 0.0 0.00775878 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 13.711236666666666 0.0 36.0045