condition mean min max Sterile Leaflet 14.209936666666668 9.00681 22.2802 Fertile Leaflet with Sori 9.12776 5.45871 14.3249 Primary Rachis 5.2756799999999995 3.77305 7.71442 Secondary Rachis 6.55267 3.67793 9.50644 Petiole 5.15753 4.80616 5.47528 Crozier 5.54205 3.89384 8.30241 Root 1.8395166666666667 0.92738 2.70949