condition mean min max Sterile Leaflet 1.693481 0.446993 3.19132 Fertile Leaflet with Sori 4.25801 1.72092 9.32118 Primary Rachis 3.51068 1.48154 5.20563 Petiole 6.860447 0.402979 19.3361 Crozier 4.908426666666667 3.91666 5.64834 Rhizome 3.916258 0.338184 8.9304 Root 6.644416666666666 4.7543 8.98444