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 4.1558443333333335 0.0 11.6267 Stolon 0.0 0.0 0.0 Stolon with Root 0.1233557 0.0 0.299545