condition mean min max Sterile Leaflet 5.115873333333333 0.0 12.2963 Fertile Leaflet with Sori 0.0167396 0.0 0.0502188 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.05723866666666667 0.0 0.171716 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0