condition mean min max Sterile Leaflet 0.024628266666666666 0.0 0.0738848 Fertile Leaflet with Sori 0.0213592 0.0 0.0640776 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 3.6681066666666666 0.0 7.94031