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 0.5125933333333333 0.0 1.53778 Stolon 0.0 0.0 0.0 Stolon with Root 13.5308 2.8964 24.2901