condition mean min max Sterile Leaflet 0.01871803333333333 0.0 0.0561541 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 4.0208 0.0 12.0624