condition mean min max Sterile Leaflet 1.267955 0.498175 2.24485 Fertile Leaflet with Sori 0.9724913333333334 0.511128 1.88971 Primary Rachis 34.370400000000004 26.5011 42.2092 Petiole 30.9935 30.5149 31.7868 Crozier 0.38543 0.310749 0.531172 Rhizome 12.776356666666667 8.39317 15.2521 Root 8.850853333333333 5.84337 12.9641