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 3.85273 1.45972 7.86955 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.043124 0.0 0.0844305 Stolon 0.015987866666666666 0.0 0.0479636 Stolon with Root 0.0 0.0 0.0