condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 13.111002333333333 0.148217 36.5422 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0