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 0.9627233333333334 0.0 2.88817 Root 5.196887666666666 0.110671 15.3546