condition mean min max Sterile Leaflet 4.85379 3.04446 7.68402 Fertile Leaflet with Sori 2.48874 1.4824 4.33532 Primary Rachis 1.756248 0.943414 3.2088 Secondary Rachis 2.42562 1.5387 3.87737 Petiole 1.755244 0.947332 3.0209 Crozier 5.79505 4.14661 8.09576 Root 1.5206043333333334 0.963303 1.93368