condition mean min max Sterile Leaflet 0.542372 0.290672 0.968973 Fertile Leaflet with Sori 1.8333136666666665 0.867461 2.37966 Petiole 7.77094 1.07182 19.6966 Crozier 2.31851 1.21326 4.45578 Rhizome 2.133423 0.787749 2.96587 Root 3.13373 2.3493 3.90261