condition mean min max Sterile Leaflet 0.046337666666666666 0.0 0.139013 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 0.200446 0.0 0.601338 Stolon 0.0 0.0 0.0 Stolon with Root 3.989983 0.0 11.5991