condition mean min max Sterile Leaflet 7.79795 5.33623 9.88652 Fertile Leaflet with Sori 6.2439 4.4812 8.21464 Primary Rachis 5.94269 5.81026 6.16121 Petiole 7.51237 6.68435 9.01142 Crozier 4.057133333333333 2.2615 6.03831 Rhizome 5.4260600000000005 1.96776 7.67541 Root 8.189956666666667 2.91887 11.3513