condition mean min max Sterile Leaflet 1.7356596666666666 0.132299 3.58602 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 0.02497373333333333 0.0 0.0749212