condition mean min max Sterile Leaflet 2.9050733333333336 0.0 8.02945 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 Rhizome 0.0 0.0 0.0 Root 0.06595166666666667 0.0 0.197855