condition mean min max Sterile Leaflet 0.5490619999999999 0.0 1.22253 Fertile Leaflet with Sori 7.056473333333333 2.63053 11.0087 Primary Rachis 0.26081133333333334 0.0 0.782434 Secondary Rachis 0.614264 0.0 1.07405 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0