condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.0 0.0 0.0 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 4.202306 0.935608 9.26122 Stolon 0.5475649 0.0 1.54684 Stolon with Root 15.197099999999999 7.8135 20.4091