condition mean min max Sterile Leaflet 0.45048733333333335 0.207091 0.830094 Fertile Leaflet with Sori 0.1897196 0.0923838 0.248874 Primary Rachis 0.05345966666666666 0.0 0.0918939 Secondary Rachis 0.0708835 0.0250519 0.160598 Petiole 0.0869825 0.065146 0.114516 Crozier 3.8840100000000004 2.32655 4.8897 Root 0.650108 0.552433 0.782405