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 0.067677 0.0 0.203031 Crozier 0.0 0.0 0.0 Rhizome 3.644622666666667 0.0 10.7546 Stolon 0.0272569 0.0 0.0817707 Stolon with Root 0.11542476666666666 0.0 0.257834