condition mean min max Sterile Leaflet 0.33174533333333334 0.0 0.72083 Fertile Leaflet with Sori 3.3854216666666668 0.246635 9.36749 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.195021 0.0 0.585063 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0