condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.012032633333333334 0.0 0.0360979 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.15375629999999998 0.0681748 0.317833 Root 11.011366666666667 10.1213 11.9609