condition mean min max Sterile Leaflet 0.27439833333333336 0.10623 0.490923 Fertile Leaflet with Sori 5.54065 1.52614 11.6244 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.4168866666666667 0.0 1.25066 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0