condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 1.04698 0.0 3.14094 Petiole 2.37891 0.0 7.13673 Crozier 1.07226 0.0 3.21678 Rhizome 0.34335 0.0 1.03005 Root 16.42911 0.0 45.6469