condition mean min max Sterile Leaflet 0.028133166666666667 0.0 0.0619918 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 4.566702333333333 0.149017 12.2259