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 2.1171466666666667 0.0 6.35144 Stolon 0.0 0.0 0.0 Stolon with Root 0.05895433333333333 0.0 0.176863