condition mean min max Sterile Leaflet 3.3399293333333335 0.389708 7.05447 Fertile Leaflet with Sori 0.0 0.0 0.0 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 0.29363766666666663 0.0 0.880913