condition mean min max Sterile Leaflet 0.20380733333333334 0.0 0.611422 Fertile Leaflet with Sori 2.6688500000000004 0.0 8.00655 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Root 0.112902 0.0 0.338706