condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.13797800000000002 0.0 0.413934 Petiole 0.6775466666666667 0.0 1.63287 Root 4.1698466666666665 0.0 8.98763