condition mean min max Sterile Leaflet 8.30788 0.0 17.5938 Fertile Leaflet with Sori 1.0002870000000001 0.0 2.62922 Primary Rachis 0.532134 0.318489 0.904047 Petiole 0.2306136666666667 0.0 0.691841 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.17236733333333332 0.0 0.517102