condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.029490133333333335 0.0 0.0884704 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Rhizome 0.180063 0.0 0.321901 Root 1.9400333333333333 0.0 3.54489