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 0.09950876666666666 0.0 0.198588 Stolon 0.0 0.0 0.0 Stolon with Root 7.784866666666667 1.1216 11.8667