condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.078929 0.0 0.236787 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Rhizome 0.09863066666666666 0.0 0.295892 Root 2.6505633333333334 1.9384 3.64459