condition mean min max Sterile Leaflet 7.26587 6.27227 8.3035 Fertile Leaflet with Sori 7.78229 6.25622 10.8018 Petiole 7.457996666666666 4.31044 13.3652 Crozier 7.7209200000000004 6.53957 8.95819 Rhizome 4.42731 3.3688 6.00679 Root 5.60472 4.60132 6.84602