condition mean min max Fertile Leaflet with Sori 0.020179033333333336 0.0 0.0605371 Primary Rachis 0.036938 0.0 0.110814 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0170026 0.0 0.0510078 Crozier 0.0 0.0 0.0 Rhizome 0.071044 0.0 0.213132 Root 5.423510666666667 0.059042 15.4848