condition mean min max Sterile Leaflet 41.982142333333336 0.0 125.128 Fertile Leaflet with Sori 24.69557 0.0 73.0805 Primary Rachis 4.730571333333333 0.0 13.9767 Petiole 0.0 0.0 0.0 Root 0.0 0.0 0.0