condition mean min max Sterile Leaflet 0.026176433333333332 0.0 0.0785293 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 21.591532666666666 0.473318 58.9526