condition mean min max Sterile Leaflet 2.817478 0.0 7.84377 Fertile Leaflet with Sori 7.732749999999999 0.13068 17.0111 Primary Rachis 0.039343133333333336 0.0 0.0654805 Secondary Rachis 0.9264356333333333 0.0154869 1.41157 Petiole 0.0 0.0 0.0 Crozier 0.044566966666666666 0.0 0.069206 Root 0.1653019 0.0195092 0.409252