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 0.39784966666666666 0.0 0.907836 Stolon 0.0 0.0 0.0 Stolon with Root 5.10644 2.41512 8.67426