condition mean min max Sterile Leaflet 3.15711 2.60776 3.63727 Fertile Leaflet with Sori 2.86844 2.36819 3.6659 Primary Rachis 0.698542 0.310981 1.14692 Petiole 0.44393533333333335 0.27948 0.709366 Crozier 5.145363333333333 4.4497 5.85329 Rhizome 1.3579160000000001 0.409807 2.79029 Root 0.908748 0.47047 1.37965