condition mean min max Sterile Leaflet 3.23799 1.33921 5.63497 Fertile Leaflet with Sori 5.504746666666667 3.21338 6.93162 Petiole 4.3212 2.5133 6.83846 Crozier 4.5861 4.17395 4.89256 Rhizome 4.38354 3.36265 5.63758 Root 1.913418 0.535634 3.06366