condition mean min max Sterile Leaflet 1.07323 0.0 3.21969 Fertile Leaflet with Sori 0.5407727999999999 0.0 1.58754 Primary Rachis 0.0 0.0 0.0 Petiole 0.010834733333333332 0.0 0.0325042 Crozier 22.655 18.4308 27.8384 Rhizome 0.22250379999999997 0.0 0.585872 Root 0.03194386666666667 0.0 0.0958316