condition mean min max Sterile Leaflet 0.023011 0.0 0.069033 Fertile Leaflet with Sori 0.09334166666666667 0.0 0.177313 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 4.15598 1.99642 5.83416