condition mean min max Sterile Leaflet 0.0639125 0.0 0.121954 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.008487833333333333 0.0 0.0254635 Crozier 10.477596666666667 5.31953 18.8812 Rhizome 0.8275261999999999 0.0 2.43157 Root 0.044905 0.0 0.134715