condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 4.372766666666666 0.0 13.1183 Fertile Leaflet with Sori 2.808856666666667 0.0 6.86135 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0