condition mean min max Sterile Leaflet 3.07619 1.77593 4.18864 Fertile Leaflet with Sori 1.5326243333333334 0.814963 2.06687 Primary Rachis 4.073657666666667 0.373133 8.29372 Petiole 0.532354 0.39681 0.79018 Crozier 2.7520339999999996 0.381712 6.82797 Rhizome 2.218931 0.340043 5.08691 Root 4.23003 0.0 9.05296