condition mean min max Fertile Leaflet with Sori 3.4851566666666667 1.03404 5.89606 Primary Rachis 0.04847666666666667 0.0 0.14543 Secondary Rachis 0.049411000000000004 0.0 0.148233 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0