condition mean min max Sterile Leaflet 9.630736666666667 6.14831 12.4381 Fertile Leaflet with Sori 6.8797 4.63518 10.7982 Primary Rachis 8.73227 6.62588 10.3103 Secondary Rachis 7.834700000000001 6.95056 9.10795 Petiole 8.811409999999999 7.41806 9.78244 Crozier 6.4885 4.82232 7.94183 Root 7.468153333333333 6.24118 8.12573