condition mean min max Sterile Leaflet 8.550673333333334 1.4881 16.9979 Fertile Leaflet with Sori 4.690926 0.271408 11.9758 Primary Rachis 0.426512 0.0 0.976782 Petiole 0.42546 0.0 1.27638 Root 0.21321733333333334 0.0 0.639652