condition mean min max Sterile Leaflet 6.228540000000001 2.62696 9.66379 Fertile Leaflet with Sori 2.98976 2.73114 3.38236 Primary Rachis 2.6679 1.87553 4.08124 Secondary Rachis 2.82043 2.4841 3.38776 Petiole 2.79425 1.62287 3.9413 Crozier 7.498383333333333 6.25654 9.80861 Root 8.92238 6.3544 11.9485