condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.02106653333333333 0.0 0.0631996 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.060119 0.0 0.180357 Root 4.152437666666667 0.064949 12.1148