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 0.3441923333333333 0.0 0.85237 Stolon 0.0 0.0 0.0 Stolon with Root 8.72456 2.06864 15.6103