condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.028228299999999998 0.0 0.0846849 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.024182766666666664 0.0 0.0725483 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 4.8282058999999995 0.0796677 12.7487