condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0388439 0.0 0.0905904 Primary Rachis 0.1145197 0.0 0.311138 Petiole 0.020652533333333334 0.0 0.0619576 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 9.007903333333333 0.0 17.3547