condition mean min max Sterile Leaflet 0.0138622 0.0 0.0415866 Fertile Leaflet with Sori 0.071278 0.0 0.213834 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 3.5619666666666667 2.98386 4.2357 Root 0.0 0.0 0.0