condition mean min max Sterile Leaflet 0.303502 0.0 0.69602 Fertile Leaflet with Sori 4.929190333333334 0.927991 12.4204 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 1.1491113333333334 0.0 3.34251 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.4838733333333334 0.0 1.33746