condition mean min max Sterile Leaflet 0.018307833333333332 0.0 0.0549235 Fertile Leaflet with Sori 0.0 0.0 0.0 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 2.1377366666666666 0.0 4.18993