condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 5.881469 0.0 17.1695 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 0.05280766666666667 0.0 0.158423