condition mean min max Sterile Leaflet 0.0174117 0.0 0.0522351 Fertile Leaflet with Sori 0.029767866666666667 0.0249361 0.0336044 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 26.460358666666668 0.253266 74.3155