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 3.8357666666666668 0.0 11.5073 Stolon 0.09507666666666666 0.0 0.28523 Stolon with Root 0.0 0.0 0.0