condition mean min max Sterile Leaflet 6.93903 5.05476 9.97971 Fertile Leaflet with Sori 11.16354 8.80842 13.6789 Petiole 4.69352 3.74611 6.03911 Crozier 23.7102 19.57 29.327 Rhizome 8.988866666666667 7.39721 9.9026 Root 4.17136 2.79035 5.8454