condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.5101633333333333 0.0 7.34922 Fertile Leaflet with Sori 0.9280976666666666 0.0 2.33513 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