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 4.163493333333333 0.0 7.59608 Stolon 0.0 0.0 0.0 Stolon with Root 0.18734833333333334 0.0 0.427808