condition mean min max Sterile Leaflet 19.1906 15.1457 21.7546 Fertile Leaflet with Sori 19.924433333333333 17.7897 21.5907 Petiole 17.8436 16.544 18.9164 Crozier 17.0757 15.4281 18.3742 Rhizome 24.048000000000002 15.9135 28.5405 Root 21.783 16.3777 25.7576