condition mean min max Sterile Leaflet 0.099167 0.0 0.297501 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 0.11365766666666667 0.0 0.340973 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 3.2783266666666666 1.86237 5.87186