condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 6.755216666666666 0.0 16.6821 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 0.165413 0.0 0.496239