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 0.11977266666666668 0.0 0.359318 Root 2.8606853333333335 0.0 8.01974