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 0.0037844000000000003 0.0 0.0113532 Root 2.6322666666666668 0.0 7.8968