condition mean min max Sterile Leaflet 0.0060628999999999995 0.0 0.0181887 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 2.3429646666666666 0.0 6.28855