condition mean min max Sterile Leaflet 2.91723 2.22225 3.47146 Fertile Leaflet with Sori 3.55299 2.72439 4.89047 Primary Rachis 1.76799 1.51258 2.2237 Petiole 1.4784033333333333 1.0796 2.03573 Root 0.7339249999999999 0.0 1.39888