condition mean min max Sterile Leaflet 0.101241 0.0 0.177207 Fertile Leaflet with Sori 3.6059713333333336 0.0 10.0424 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.04288876666666667 0.0 0.0786526 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.883694 0.642252 1.00491