condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Petiole 0.013281133333333334 0.0 0.0398434 Root 8.607953666666667 0.068711 23.8779