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 6.000603666666667 0.772611 15.4221 Stolon 0.0 0.0 0.0 Stolon with Root 1.167554 0.599707 2.14331