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 1.4244233333333334 0.0 4.27327 Root 7.978179266666666 0.0 23.9073