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 Rhizome 2.380106666666667 0.0 6.1138 Root 0.2379438 0.025432 0.614294