condition mean min max Sterile Leaflet 0.55016 0.0 1.65048 Fertile Leaflet with Sori 4.0942359999999995 0.666708 6.03906 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.3067026666666667 0.0 0.637085 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0