condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.029781633333333335 0.0 0.0893449 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.22097199999999997 0.0 0.662916 Stolon 0.03649666666666667 0.0 0.10949 Stolon with Root 7.246893999999999 0.0 21.1698