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 10.728866666666667 0.0 32.1866 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0