condition mean min max Sterile Leaflet 1.6880899999999999 0.0 5.06427 Fertile Leaflet with Sori 0.649666 0.188274 1.27446 Petiole 6.9378 2.01886 12.0008 Crozier 7.910462333333333 0.744387 11.6942 Rhizome 19.590550333333333 0.171421 54.0753 Root 2.185839 0.464217 4.68649