condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 3.821662 0.0 11.3337 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.8281533333333333 0.0 2.48446 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.346914 0.0 0.851058