condition mean min max Sterile Leaflet 3.4822466666666667 2.9126 4.08198 Fertile Leaflet with Sori 4.16781 3.89968 4.31994 Petiole 4.03159 2.91124 4.9695 Rhizome 4.91719 2.73781 6.26251 Root 4.6256 3.01996 5.60539