condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 1.7835411333333333 0.0 5.31447 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.5924266666666667 0.0 1.77728 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0