condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.10929733333333334 0.0 0.327892 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 8.52486 5.49781 10.8904 Root 0.340031 0.153744 0.513669