condition mean min max Sterile Leaflet 12.021 11.3497 12.7756 Fertile Leaflet with Sori 12.147933333333333 11.4849 13.1791 Petiole 11.14255 7.51685 14.0612 Crozier 14.31976 9.75658 18.4453 Rhizome 7.5102400000000005 6.62418 8.57479 Root 8.309893333333333 5.75154 9.87539