condition mean min max Sterile Leaflet 10.37974 8.94102 11.7486 Fertile Leaflet with Sori 13.642566666666665 10.6771 15.7579 Petiole 10.3487 10.0151 10.9896 Crozier 12.15663 5.54249 19.4074 Rhizome 8.93281 2.82599 15.7724 Root 19.3543 15.326 21.6127