condition mean min max Sterile Leaflet 6.54102 4.79524 8.92971 Fertile Leaflet with Sori 6.55857 4.47407 8.51563 Petiole 5.46226 3.92335 8.25105 Crozier 6.145726666666667 5.09554 7.39693 Rhizome 3.6396533333333334 1.96875 5.85082 Root 3.5399399999999996 3.09636 4.03417