condition mean min max Sterile Leaflet 0.0 0.0 0.0 Mature Sterile Leaflet 2.0111833333333333 0.0 6.03355 Fertile Leaflet with Sori 0.11653766666666666 0.0 0.349613 Petiole 0.0 0.0 0.0 Crozier 0.0 0.0 0.0 Rhizome 0.0 0.0 0.0 Stolon 0.0 0.0 0.0 Stolon with Root 0.0 0.0 0.0