condition mean min max Sterile Leaflet 3.2242906666666666 0.776244 8.08409 Fertile Leaflet with Sori 4.329143333333334 1.07861 8.98079 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Root 0.0 0.0 0.0