condition mean min max Sterile Leaflet 0.05010933333333333 0.0 0.150328 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.25039296666666666 0.0 0.656937 Crozier 0.0 0.0 0.0 Rhizome 10.785801666666668 0.0 32.1687 Stolon 0.0 0.0 0.0 Stolon with Root 0.0462148 0.0 0.0758506