condition mean min max Sterile Leaflet 0.020887366666666667 0.0 0.0477967 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 5.927856666666667 1.47903 9.34819