condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 6.41353 0.0 17.6821 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 3.8053333333333335 0.0 11.416 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.09627799999999999 0.0 0.288834