condition mean min max Sterile Leaflet 0.005659566666666667 0.0 0.0169787 Fertile Leaflet with Sori 0.0 0.0 0.0 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 6.356457 0.381741 13.4418