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 0.31951666666666667 0.0 0.95855 Stolon 0.0 0.0 0.0 Stolon with Root 2.80959 1.88438 4.21828