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 0.02087 0.0 0.06261 Crozier 0.0 0.0 0.0 Rhizome 2.0860510666666667 0.0 6.19748 Stolon 0.0 0.0 0.0 Stolon with Root 0.03956933333333333 0.0 0.118708