condition mean min max Sterile Leaflet 8.006920000000001 7.06636 9.65999 Fertile Leaflet with Sori 8.829476666666666 7.75638 10.1093 Primary Rachis 8.70181 8.19954 9.25215 Petiole 8.58095 7.52932 9.15471 Crozier 10.29334 9.52236 11.5026 Rhizome 4.702256666666666 4.04095 5.67322 Root 4.03697 1.75286 6.12695