condition mean min max Sterile Leaflet 2.3536633333333334 1.53062 3.48443 Fertile Leaflet with Sori 3.55813 2.12166 5.15787 Primary Rachis 0.3321615 0.0 0.947728 Secondary Rachis 0.9522353333333333 0.574699 1.34641 Petiole 0.2218357 0.0 0.603376 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0