condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.5414966666666666 0.0 1.62449 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.35810000000000003 0.0 1.0743 Petiole 0.08979033333333335 0.0 0.269371 Crozier 0.0 0.0 0.0 Root 4.69931 2.42813 8.36295