condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 4.381433333333333 0.0 13.1443 Fertile Leaflet with Sori 2.8527343333333333 0.202593 6.63489 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