condition mean min max Sterile Leaflet 33.32536666666667 20.8474 43.3506 Fertile Leaflet with Sori 29.3717 21.9449 39.5753 Primary Rachis 70.3045 57.9717 88.0346 Petiole 81.03433333333334 75.5105 91.7269 Crozier 77.449 73.6817 80.1247 Rhizome 78.9106 64.715 101.072 Root 94.271 68.365 112.196