condition mean min max Sterile Leaflet 70.4701 57.0507 84.9128 Fertile Leaflet with Sori 57.29163333333334 52.1191 65.0787 Petiole 29.5606 19.1542 44.7291 Crozier 26.6668 18.3964 39.0199 Rhizome 20.56073333333333 11.5626 28.9931 Root 25.3409 21.4855 33.0013