condition mean min max Sterile Leaflet 0.10450999999999999 0.0 0.31353 Fertile Leaflet with Sori 3.562901 0.279273 5.73271 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.152983 0.0 0.267658 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.2982356666666667 0.0 0.58558