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 0.035274 0.0 0.105822 Petiole 0.019529866666666666 0.0 0.0585896 Crozier 0.0 0.0 0.0 Root 14.634599999999999 10.0714 18.5586