condition mean min max Sterile Leaflet 5.951344333333333 0.461753 10.2043 Mature Sterile Leaflet 0.22253233333333333 0.0 0.667597 Fertile Leaflet with Sori 0.105919 0.0 0.317757 Petiole 0.0 0.0 0.0 Crozier 0.451366 0.0 1.09614 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0