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 3.9242256666666666 0.0 10.9137 Stolon 0.21870233333333333 0.0 0.485301 Stolon with Root 0.77298 0.172023 1.31032