condition mean min max Sterile Leaflet 2.56788 0.0 7.70364 Fertile Leaflet with Sori 5.2151000000000005 0.0 15.6453 Primary Rachis 1.7381933333333333 0.0 5.21458 Petiole 3.1714233333333333 0.0 9.51427 Root 0.8544700000000001 0.0 2.56341