condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0151651 0.0 0.0454953 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.022528633333333336 0.0 0.0675859 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 23.3873 0.0 70.1619