condition mean min max Sterile Leaflet 1.9571479999999999 0.661754 3.7439 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 0.02206103333333333 0.0 0.0661831 Crozier 0.0 0.0 0.0 Root 0.025220966666666667 0.0 0.0756629