condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.14066433333333334 0.0 0.298236 Primary Rachis 17.586843333333334 0.0 43.371 Secondary Rachis 6.67091 0.0 15.7984 Petiole 14.296 0.0 28.3077 Crozier 0.043716 0.0 0.131148 Root 0.878568 0.0 2.06449