condition mean min max Sterile Leaflet 0.026089866666666666 0.0 0.0506177 Fertile Leaflet with Sori 8.664011333333333 0.449454 23.7918 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.027561000000000002 0.0 0.082683 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.01841 0.0 0.05523