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 1.529429 0.0 4.11553 Stolon 2.5474289999999997 0.108807 6.50801 Stolon with Root 11.989276666666667 6.92863 17.2743