condition mean min max Sterile Leaflet 3.01227 1.43011 4.09191 Fertile Leaflet with Sori 7.26872 5.34897 8.96767 Petiole 4.671263333333333 4.16885 5.23784 Rhizome 3.93128 2.74466 5.8603 Root 5.20124 4.41668 6.26034