condition mean min max Sterile Leaflet 0.408562 0.0 0.829506 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.4058833333333333 0.0 0.751622 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 1.7834103333333333 0.0 5.14532 Stolon 0.0 0.0 0.0 Stolon with Root 0.072037 0.0 0.216111