condition mean min max Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.36499333333333334 0.0 1.09498 Crozier 0.0 0.0 0.0 Rhizome 0.39616 0.0 1.18848 Root 4.1455 0.0 12.4365