condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 1.54401 0.0 3.61077 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 2.9089033333333334 0.0 7.20808 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