condition mean min max Sterile Leaflet 0.026829333333333334 0.0 0.080488 Fertile Leaflet with Sori 0.013169599999999998 0.0 0.0395088 Primary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.03210593333333333 0.0 0.0963178 Root 5.613305666666666 0.171357 15.2707