condition mean min max Sterile Leaflet 4.07541 1.9764 7.82874 Fertile Leaflet with Sori 2.5580133333333333 2.02107 3.34443 Primary Rachis 1.20868 1.06456 1.46633 Secondary Rachis 1.7442866666666665 1.33113 2.22816 Petiole 1.24202 1.12177 1.39896 Crozier 1.50976 1.17107 2.05742 Root 1.221466 0.873868 1.70947