condition mean min max Sterile Leaflet 5.263873333333334 4.30066 6.34199 Fertile Leaflet with Sori 5.3547400000000005 4.9263 5.90085 Primary Rachis 6.27874 5.59379 7.02232 Petiole 7.20904 7.00342 7.60426 Crozier 5.3350100000000005 3.17203 6.47146 Rhizome 4.545873333333334 2.1751 6.32228 Root 5.50914 2.4972 8.0042