condition mean min max Sterile Leaflet 0.10450999999999999 0.0 0.31353 Fertile Leaflet with Sori 0.19800533333333334 0.0 0.301721 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.12752733333333333 0.0 0.382582 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 5.805861666666667 0.806435 15.1472