condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 5.962566666666667 0.0 17.8877 Primary Rachis 0.4709236666666667 0.0 0.811267 Secondary Rachis 3.2556499999999997 0.0 9.76695 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.284949 0.0 0.518984