condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.27595600000000003 0.0 0.827868 Petiole 0.2721443333333333 0.0 0.816433 Root 2.4374866666666666 0.0 5.99175