condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 2.2177610000000003 0.221413 5.33595 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 0.24458866666666668 0.0 0.733766 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Root 0.0 0.0 0.0