condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 1.8518833333333333 0.0 5.55565 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.3539833333333333 0.0 1.06195 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0