condition mean min max Sterile Leaflet 1.64279 1.15355 1.94594 Fertile Leaflet with Sori 1.125858 0.993284 1.38409 Primary Rachis 2.486052 0.985636 4.17809 Secondary Rachis 2.4156 1.86376 2.78123 Petiole 1.904191 0.846003 2.48546 Crozier 1.85763 1.2164 2.23881 Root 5.526203333333333 4.64564 6.62155