condition mean min max Sterile Leaflet 46.059733333333334 38.7601 59.7286 Fertile Leaflet with Sori 35.3144 32.1945 40.1157 Petiole 16.26363333333333 14.3066 18.5795 Crozier 28.139 24.29 32.3521 Rhizome 18.0907 10.5672 25.8307 Root 14.8423 12.0984 17.5538