condition mean min max Sterile Leaflet 2.19881 2.13548 2.287 Fertile Leaflet with Sori 2.27273 1.43973 3.27135 Primary Rachis 2.9200600000000003 1.93638 4.1299 Secondary Rachis 2.480643333333333 1.88119 3.12533 Petiole 2.87796 1.89349 3.59411 Crozier 4.216256666666666 2.52862 5.12839 Root 2.4574833333333332 1.99833 2.73672