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 0.37773999999999996 0.0 1.13322 Stolon 0.08791633333333333 0.0 0.263749 Stolon with Root 3.4649566666666667 1.37187 5.47015