condition mean min max Sterile Leaflet 20.8834 17.9891 23.9644 Fertile Leaflet with Sori 22.1312 21.2919 22.9558 Primary Rachis 19.76996666666667 16.9468 22.132 Petiole 19.4207 15.5074 21.5877 Crozier 22.6902 20.3751 24.1907 Rhizome 19.5796 15.3916 23.5795 Root 13.18685 7.08735 16.6181