condition mean min max Sterile Leaflet 0.52907 0.0 1.58721 Fertile Leaflet with Sori 1.7330833333333333 0.0 3.05135 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.096869 0.0 0.290607 Petiole 0.0 0.0 0.0 Crozier 0.533364 0.0 1.30314 Root 11.402026666666668 8.27448 15.39