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 2.867226666666667 0.0 8.60168 Stolon 0.0 0.0 0.0 Stolon with Root 0.5542866666666667 0.0 1.66286