condition mean min max Sterile Leaflet 1.048394 0.0 2.32246 Fertile Leaflet with Sori 0.2524416666666667 0.250027 0.257267 Primary Rachis 3.705627666666667 0.0 10.9059 Petiole 0.602268 0.239526 1.15343 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 1.08852 0.0 1.73569