condition mean min max Sterile Leaflet 16.818966666666668 10.8308 20.2722 Fertile Leaflet with Sori 19.8776 19.4918 20.6483 Primary Rachis 36.0895 29.3344 45.1303 Secondary Rachis 28.2255 23.2161 34.4518 Petiole 39.40663333333333 30.7328 49.0245 Crozier 43.3336 33.6351 52.3779 Root 18.1669 15.1273 22.2932