condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 2.20368 1.42543 3.02683 Petiole 0.0 0.0 0.0 Crozier 2.5013566666666667 1.3002 4.73075 Rhizome 0.7577600000000001 0.0 2.27328 Root 2.012896 0.0 5.56891