condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.39113 0.0 1.17339 Primary Rachis 0.53483 0.0 1.60449 Petiole 4.489719333333333 0.827328 11.4797 Root 0.0 0.0 0.0