condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.0325926 0.0 0.0977778 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.1704469 0.0 0.412931 Crozier 0.0 0.0 0.0 Rhizome 0.0376756 0.0 0.0612758 Stolon 0.0 0.0 0.0 Stolon with Root 3.9794775666666666 0.0612157 11.682