condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.005753066666666667 0.0 0.0172592 Root 4.340696333333334 0.0 12.9861