condition mean min max Sterile Leaflet 2.57098 1.11975 5.43421 Fertile Leaflet with Sori 1.8803156666666667 0.718687 3.09578 Primary Rachis 0.128056 0.0 0.384168 Secondary Rachis 0.770496 0.234409 1.74885 Petiole 0.594668 0.0 1.1925 Crozier 1.149051 0.995763 1.35137 Root 0.23189099999999999 0.0 0.362782