condition mean min max Sterile Leaflet 0.927825 0.62807 1.20886 Fertile Leaflet with Sori 0.7908833333333334 0.409386 1.44965 Primary Rachis 1.004584 0.578772 1.4244 Petiole 0.762603 0.614481 0.958168 Crozier 1.73302 1.11949 2.75622 Rhizome 1.054158 0.62013 1.57124 Root 3.8966233333333333 1.68778 6.37759