condition mean min max Sterile Leaflet 0.20826733333333333 0.0 0.505451 Fertile Leaflet with Sori 16.59385 4.31345 29.6868 Primary Rachis 1.142109 0.638933 2.03201 Petiole 3.3737 0.0 8.60003 Crozier 0.309998 0.223556 0.416557 Rhizome 150.94156 6.50018 431.002 Root 47.78946666666667 11.1562 114.613