condition mean min max Sterile Leaflet 0.049088 0.0 0.147264 Fertile Leaflet with Sori 3.2570099999999997 1.74629 5.79977 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0