condition mean min max Sterile Leaflet 0.613568 0.191999 1.02555 Fertile Leaflet with Sori 2.537608 0.276046 6.9828 Primary Rachis 0.17747443333333335 0.0 0.446077 Petiole 0.35084 0.0 1.05252 Root 0.154696 0.0 0.312959