condition mean min max Sterile Leaflet 99.0146 69.4008 120.912 Fertile Leaflet with Sori 84.1552 74.0342 90.3898 Primary Rachis 182.899 172.442 194.212 Petiole 194.457 184.558 206.489 Crozier 178.52933333333334 165.76 193.867 Rhizome 178.909 172.116 183.178 Root 182.15133333333333 167.169 205.95