condition mean min max Sterile Leaflet 0.0062569 0.0 0.0187707 Fertile Leaflet with Sori 0.0077989 0.0 0.0233967 Petiole 4.172783333333333 2.81436 6.47697 Rhizome 4.24163 3.69839 4.71591 Root 2.30697 1.76919 2.75473