condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 3.1581729999999997 0.0 9.1558 Fertile Leaflet with Sori 0.47773233333333337 0.0 0.761027 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