condition mean min max Sterile Leaflet 0.11220400000000001 0.0 0.336612 Fertile Leaflet with Sori 4.048730333333333 0.813491 6.00614 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.23111099999999998 0.0 0.520941 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0