condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 4.13834 0.0 6.33608 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.084355 0.0 0.253065 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.16919933333333334 0.0 0.507598