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 0.106335 0.0 0.319005 Crozier 0.0 0.0 0.0 Rhizome 0.7071386666666667 0.0 1.35689 Stolon 2.51922 0.0 4.09132 Stolon with Root 0.9069066666666666 0.0 2.72072