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 0.15945133333333333 0.0 0.325123 Stolon 0.0 0.0 0.0 Stolon with Root 3.362966666666667 1.44438 6.37343