condition mean min max Sterile Leaflet 18.839000000000002 15.4464 22.2509 Fertile Leaflet with Sori 20.045016666666665 9.60345 25.6333 Primary Rachis 23.5058 18.1985 29.1668 Petiole 19.0309 16.4375 22.6604 Crozier 19.5723 18.8796 19.9257 Rhizome 15.8092 12.1383 21.1067 Root 6.94932 6.54549 7.15449