condition mean min max Sterile Leaflet 2.244143333333333 1.51646 3.04626 Fertile Leaflet with Sori 1.72158 1.38055 2.24453 Primary Rachis 2.98865 2.69868 3.26719 Petiole 3.7857133333333337 3.24867 4.0933 Crozier 2.27969 2.07405 2.49837 Rhizome 2.61117 1.65255 3.25879 Root 2.06286 1.89284 2.28192