condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.004521433333333333 0.0 0.0135643 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 3.1104666666666665 1.81151 4.0129 Root 3.42164 1.41515 7.02282