condition mean min max Sterile Leaflet 0.02424933333333333 0.0 0.072748 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0162984 0.0 0.0488952 Root 3.9831178 0.0288634 6.69158