condition mean min max Sterile Leaflet 0.0 0.0 0.0 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 0.09514133333333334 0.0 0.285424 Crozier 2.0824006666666666 0.759782 3.52462 Root 0.0 0.0 0.0