condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 8.816236666666667 1.39637 15.9912 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 3.80203 0.23709 6.88648 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0