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 2.3966933333333333 0.0 7.19008 Stolon 0.0 0.0 0.0 Stolon with Root 2.0303333333333335 0.0 6.091