condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.015645566666666666 0.0 0.0469367 Rhizome 0.22509566666666667 0.0 0.422661 Root 15.83438 3.76964 23.4251