condition mean min max Sterile Leaflet 0.5383249999999999 0.0 1.10123 Fertile Leaflet with Sori 7.52382 1.89076 10.5602 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.8227906666666667 0.508071 1.40935 Petiole 0.094331 0.0 0.282993 Crozier 0.0 0.0 0.0 Root 0.3206873333333333 0.0 0.612581