condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 14.659113333333332 1.15131 39.1992 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 0.0 0.0 0.0