condition mean min max Sterile Leaflet 4.566093333333333 3.16168 6.7004 Fertile Leaflet with Sori 1.082025 0.770258 1.66971 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.5748 0.0 1.7244 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.18895533333333334 0.0 0.566866