condition mean min max Sterile Leaflet 0.5836359999999999 0.0 1.46406 Fertile Leaflet with Sori 9.26958 2.65361 22.3671 Primary Rachis 0.0 0.0 0.0 Secondary Rachis 3.7891546666666667 0.182821 10.5851 Petiole 0.073029 0.0 0.219087 Crozier 0.0 0.0 0.0 Root 1.0754933333333332 0.0 1.73141