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 5.114466666666667 0.0 15.3434 Stolon 0.0 0.0 0.0 Stolon with Root 0.110915 0.0 0.332745