condition mean min max Sterile Leaflet 0.07987733333333334 0.0 0.239632 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 4.0338666666666665 0.0 12.1016