condition mean min max Sterile Leaflet 0.030764899999999998 0.0 0.0922947 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.07672133333333334 0.0 0.230164 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 2.7493966666666663 0.0 8.24819