condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.8304533333333333 0.0 2.49136 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 2.657707 0.213941 4.73056 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0