condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.7776986666666668 0.605369 1.05882 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 1.994454 0.0 5.72173 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0