condition mean min max Sterile Leaflet 0.16182166666666667 0.0 0.485465 Fertile Leaflet with Sori 4.11491 3.06418 5.23223 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 0.11129333333333334 0.0 0.33388