condition mean min max Sterile Leaflet 5.01676 4.46435 5.71913 Fertile Leaflet with Sori 3.9240033333333333 3.55744 4.27308 Primary Rachis 3.707866666666667 3.34886 4.20747 Secondary Rachis 3.3042 2.50398 4.0647 Petiole 4.32324 3.18975 5.66336 Crozier 1.8403999999999998 1.63495 2.05536 Root 1.56007 1.20615 2.07547