condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 0.0 0.0 0.0 Fertile Leaflet with Sori 0.0 0.0 0.0 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 3.583889666666667 0.509739 7.54595 Stolon 0.0 0.0 0.0 Stolon with Root 1.75403 1.63966 1.86217