condition mean min max Sterile Leaflet 0.059312333333333335 0.0 0.177937 Fertile Leaflet with Sori 5.15785 0.0 12.6749 Primary Rachis 0.0307047 0.0 0.0921141 Petiole 0.12181983333333334 0.0 0.275939 Root 0.0 0.0 0.0