condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 2.0893262 0.0712636 5.77548 Petiole 0.16180036666666667 0.0 0.404429 Crozier 0.07083 0.0 0.21249 Rhizome 0.022504200000000002 0.0 0.0675126 Root 0.22121866666666667 0.0 0.663656