condition mean min max Sterile Leaflet 0.31837766666666667 0.0 0.758033 Fertile Leaflet with Sori 3.1276366666666666 0.184866 8.31463 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.080085 0.0 0.240255 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0