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 2.850973333333333 0.0 7.44025 Stolon 0.0 0.0 0.0 Stolon with Root 0.5229446666666667 0.0 0.861383