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 0.4163246666666667 0.0 0.857669 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 2.1656500000000003 1.55438 2.76806 Stolon 0.126262 0.0 0.378786 Stolon with Root 2.5584346666666664 0.347794 5.02846