condition mean min max Sterile Leaflet 0.8819899999999999 0.0 1.34866 Fertile Leaflet with Sori 6.138033 0.637369 15.6009 Petiole 0.2395826666666667 0.0 0.718748 Crozier 1.2778233333333333 0.0 2.16793 Rhizome 0.0 0.0 0.0 Root 0.215809 0.0 0.647427