condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.15923533333333334 0.0 0.275395 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 9.301553333333334 3.83251 19.2829