condition mean min max Sterile Leaflet 17.313299999999998 16.2948 18.8552 Fertile Leaflet with Sori 13.5487 10.3934 15.6199 Primary Rachis 7.471923333333333 6.69571 8.11118 Secondary Rachis 7.366873333333333 5.21839 8.49905 Petiole 7.531986666666667 6.18743 8.94956 Crozier 12.33444 6.30302 17.5108 Root 4.42276 2.44056 6.51857