condition mean min max Sterile Leaflet 0.1202634 0.0 0.33522 Fertile Leaflet with Sori 3.9974966666666667 2.21267 5.28813 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.07197006666666667 0.0334125 0.118678 Petiole 0.0 0.0 0.0 Crozier 0.0079821 0.0 0.0239463 Root 0.0 0.0 0.0