condition mean min max Sterile Leaflet 6.486986666666667 6.16451 6.80825 Fertile Leaflet with Sori 5.2703 4.06018 6.55215 Primary Rachis 12.24109 9.75827 14.2247 Secondary Rachis 7.72715 6.32128 9.47106 Petiole 14.156933333333333 11.5208 15.5678 Crozier 18.9386 15.7907 22.9272 Root 25.2514 21.7239 30.9715